2004 GMC Topkick technical service bulletins
472 technical service bulletins and manufacturer communications cover the 2004 GMC Topkick.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
- Unknown or other
- Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles
- GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities
- This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves...
- This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as...
- This Warranty Administration bulletin provides retail and wholesale service personnel with the...
- This bulletin provides information for electrical ground repairs using new General Motors replacement...
- This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake...
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil...
- This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License...
- This PI bulletin advises the technician on the proper way to install the pistons in an engine.
- This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer...
- This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with...
- This service bulletin provides information about the Hunter wheel Road Force balancers that should be...
- This informational bulletin provides information for the IPC odometer programming method quick reference...
- The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle...
- This service bulletin provides graphics, information and guidelines for engine component wear to assist...
- This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
- This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter...
- This bulletin provides information on Warranty Administration – Required Operating Procedures
- This service bulletin provides service information on new torque specification and installation procedure...
- This warranty administration bulletin provides information regarding the field action courtesy...
- This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water...
- This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to...
- This service bulletin provides information on Module Harvesting.
- This service bulletin provides information on Handling Requests for Modifications to Permanently...
- This service bulletin provides information on OEM and Remanufactured Engine and Automatic...
- This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my...
- This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to...
- This information bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
- This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with...
- This service bulletin provides information for dealers on how to submit a product information report (PIR)...
- Structure
- Wheels
- Fuel system, gasoline
- Engine and engine cooling: engine: oil/lubrication: pressure/temperature sensor
- Equipment
- This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding...
- Engine and engine cooling
- Visibility: defroster/defogger/HVAC system
- Equipment
- Equipment: other: owners/service/other manual
- Equipment
- Electrical system
- This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake...
- This informational bulletin provides information on key code security rules and information on GM keycode...
- This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and...
- This informational bulletin provides information for dealers how to submit a product information report...
- Electrical system
- This informational bulletin provides information on key code security and information on GM key code look...
- Equipment
- This bulletin explains the labor operation numbers used for submitting warranty claims for module...
- This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves,...
- This bulletin provides information for electrical ground repairs using new replacement fasteners with...
- This informational bulletin explains the wheel Road Force balancers and what they can do for customer...
- Engine and engine cooling: exhaust system: emission control
- Equipment: electrical: radio/tape deck/cd etc.
- This PI clarifies a service procedure for dealership technicians who may be unfamiliar with medium duty...
- Equipment
- Power train
- Equipment
- This informational bulletin explains how the catalytic converters may need an inspection, cleaning or...
- Engine
- Equipment
- Electrical system: instrument cluster/panel
- IPC Odometer Programming Method Quick Reference Guide
- Information Regarding the Differences Between Fluid Leakage and Seepage
- Essential Tools that Include Consumable Parts (U.S. Only)
- Equipment: electrical
- This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
- Electrical system: software
- Equipment: other: owners/service/other manual
- This information bulletin explains the labor operation numbers used for submitting warranty claims and how...
- This informational bulletin provides information for dealers how to submit a product information report.
- Electrical system: software
- This informational bulletin provides explanation on how to take snapshot data with a Tech 2 and upload it...
- Steering
- Electrical system: software
- Engine
- Electrical system
- This warranty administration bulletin provide policy information for GM dealer empowerment program and...
- This informational bulletin provides information on higher then expected oil consumption.
- Equipment adaptive/mobility
- Electrical system
- This Informational Bulletin provides information on available Diesel Fuel Additives.
- Equipment
- This Bulletin has been Revised to add the 2017 Colorado, Cruze, Canyon, Chevrolet & GMC Light/Medium Duty...
- This Warranty Admin bulletin provides retail and wholesale service personnel with the policies/procedures...
- This preliminary information communication provides information to the technician about vehicles that have...
- This preliminary information communication provides information to the technician about vehicles that have...
- This informational bulletin provides additional information on how to install pistons and suggest what...
- This technical bulletin provides a procedure to reprogram the media disc player with the latest...
- This informational bulletin provides information to gm dealers on the correct cleaning methods when...
- This informational bulletin explains the use of diesel fuel additives in an engine, are not required...
- This preliminary information communication advises the technician that ,when testing any circuit for open...
- This preliminary information communication advises the technician if unable to place an onstar call in the...
- This preliminary information communication advises the technician on the steps to diagnose and repair the...
- This preliminary information communication advises the technician the steps on repairing the concern
- This preliminary information communication provides information to help the dealership technicians perform...
- This preliminary information communication advises the technician on the steps for diagnosing the concern
- This preliminary information communication advises the technician, if unable to place an onstar call in...
- Equipment: electrical
- This informational bulletin provides information on vehicles may rock or move slightly forward or rearward...
- Engine and engine cooling: exhaust system: emission control: catalytic convertor
- Equipment: electrical
- This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp...
- This informational bulletin provides information on Clarification of Use
- This preliminary information communication provides information to the technician about finding needle...
- This informational bulletin provides information on exterior lamp condinsation and replacement guidelines
- This informational bulletin provides information on close coupled converters and there affect on newly...
- Equipment: electrical: radio/tape deck/cd etc.
- Fuel system, gasoline
- New Tool Availability EN-48974 EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax® Diesel...
- Information on Diesel Engine Ticking Noise
- OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
- IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1....
- OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that...
- New Tool Availability
- OnStar Voice Fallback Number Update
- Engine and engine cooling: exhaust system: emission control: catalytic convertor
- Equipment: electrical: navigational system(global positioning system)
- Fuel system, diesel
- This informational bulletin provides information to dealership personnel on identifying Duramax Diesel...
- Electrical system
- Fuel system, gasoline
- This informational bulletin provides information to advise dealers about seat belt buckles not operating...
- Electrical system
- Equipment adaptive/mobility
- Electrical system
- This informational bulletin provides technicians with information regarding automatic transmission oil...
- This informational bulletin provides dealership personnel with information on flexible fuel vehicles...
- This informational bulletin provides technicians with information to help educate them on the many various...
- This informational bulletin provides information to assist dealership personnel with the identification of...
- Equipment: electrical
- This warranty administration bulletin provides information to clarify proper transaction administration of...
- This informational bulletin provides information on control module diagnostics and configuration,...
- This informational bulletin updates information on electrical ground repairs using new replacement...
- Engine and engine cooling
- Engine and engine cooling
- Equipment: electrical
- This informational bulletin provides a vibration analysis worksheet the technician can use in conjunction...
- Power train: automatic transmission
- This informational bulletin provide information for the technicians to repair the rear window defroster...
- This information provides the proper way to install the floor mats .
- This warranty bulletin clarifies the use of dealer empowerment to satisfy the customer.
- This informational bulletin helps the technician quick reference repairs to bulletins as opposed to...
- Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
- XM Audio Traffic And Travel Link Availability And Operation.
- This information bulletin explains how to measure for oil consumpsion and possible reasons for loss of oil.
- Equipment: electrical: radio/tape deck/cd etc.
- This informational bulletin provides information on how to use floor mats.
- This information bulletin provides the dealers on how to submit a product information report.
- Gmc/chevrolet: engines, with EGR system, has leakage from EGR cooler engine coolant into the combustion...
- This informational bulletin advises of a new testing tool for EGR cooling pressure tester.
- This informational bulletin explains possible normal diesel engine noises.
- This informational bulletin provides additional information on identifying duramax aftermarket power up...
- This information bulletin provides the technician the information on how to properly clean a metal surface...
- This informational bulletin provides information on what products GM has to aid in the eliminating...
- This information bulletin advises of a new tool used to aid in installing Duramax glow plugs.
- Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup
- Vehicle Recalls
- Equipment: electrical: radio/tape deck/cd etc.
- Equipment: electrical: radio/tape deck/cd etc.
- Programming And Activation Of Replacement OnStar Modules.
- This informational bulletin provides the technician with information on what E85 fuel may due to a non E85...
- This informational bulletin is to assist with the identification of issues that are not considered...
- This informational bulletin explains condensation in exterior lights and replacment guidelines for...
- This information bulletin provides the technician with additional information on fixing the vehicle right...
- Equipment: electrical: radio/tape deck/cd etc.
- Electrical system: software
- Canadian Customers Unable To Place Calls In The United States
- Information On Requests To Add OnStar Bluetooth Option.
- This informational bulletin explains the use of diesel fuel additives to remove water or enhance performance.
- Electrical system: software
- Power train: automatic transmission
- Refinishing Aluminum Wheels
- Equipment
- Underbody Component Corrosion The following information may be helpful when addressing underbody component...
- This informational bulletin provides directions on submitting different PIRs
- Equipment: other: owners/service/other manual
- This informational bulletin provides information on how to save fuel and proper maintenance without using...
- This informational bulletin provides an update for 13-00-89-004C to include updated information.
- This informational bulletin provides a revision for 04-06-04-047 to add the 2014 model year.
- This informational bulletin provides a revision for 04-06-04-047K to add the 2014 model year.
- This informational Bulletin provides a revision for 10-08-110-001 to add the 2012-2014 model years.
- Chevrolet/gmc: delayed or no drive and delayed or no reverse with dtc's, range inhibit
- Equipment
- Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
- Electrical system
- This informational bulletin provides information on close-coupled converter and engine replacement.
- This warranty administration bulletin provide policy information new tire warranty program and global...
- This informational bulletin provides information on key codes security rules and information on GM key...
- Summary to be provided on a future date.
- This informational bulletin provides information for Automatic Transmission Oil Cooler Flow Test Essential...
- This informational bulletin provides information for Engine Squealing Type Noise on Start-up or Vibration...
- This informational bulletin provides a revision for 11-00-89-005D to add additional Mandatory Minimum...
- This informational bulletin provides a revision for 02-08-98-002C to add the 2010-2013 model years and...
- This informational bulletin provides a revision for 09-00-89-008 to add model years, update the Labor...
- This informational bulletin provides a revision for 05-08-48-001B to add 2010-2014 model years and update...
- This informational bulletin provides a revision for 13-00-89-004A to include updated information.
- Electrical system: instrument cluster/panel
- This technical bulletin provides Warranty Administration
- Electrical system
- This technical bulletin provides a revision of 13-00-89-004 to update car issues information for reference...
- This technical bulletin provides a revision of 99-04-20-002G to add 2013-2014 model years.
- This technical bulletin provides a revision of 10-00-89-017Z to include updated information.
- This technical bulletin provides a revision of 02-06-01-022M to add the 2013 model year.
- This warranty administration bulletin provide policy information on clarification of use-dealer...
- Electrical system
- This informational bulletin provides information on fix it right for first time issues.
- This informational bulletin provides information on the appearance of chromed aluminum wheels due to...
- Electrical system
- Electrical system
- This informational bulletin provides information pre-painting/cleaning process for TPO plastic fascias.
- This warranty administration bulletin provides information on the Clarification of Use for Dealer...
- Electrical system
- Engine and engine cooling
- This informational bulletin provides a list off all the issues revolving around new vehicles for a one...
- This informational bulletin provides information regarding the aftermarket device interference with onstar...
- This informational bulletin provides information regarding the inappropriate warranty claims submitted for...
- This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to...
- This informational bulletin provides information and rules for GM keycode look up applicationa dn the key...
- This informational bulletin provides a list of newly released PI and Bulletins in regards to recent...
- This informational bulletin provides a single point reference and strategy document to aid in reducing...
- This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
- Service brakes
- Electrical system
- Equipment adaptive/mobility
- This informational bulletin provides Information on Identifying Duramax Diesel Overpower Engine...
- This warranty administrational bulletin provides information on Clarification of Use
- This informational bulletin provides information on newly release bulletins used to fi the vehicles in the...
- Gm: on some truck models there is some frame corrosion
- Gm: the ABS warning light ison and ABS wheel speed sensor trouble codes are stored
- Gm: there is a diesel engine hard start when hot
- Gmc/chevrolet: fluid leak at steering gear input shaft
- Chevrolet/gmc: replacement rear stabilizer bar (relocate link brackets)
- Chevrolet gmc service campaign: special policy adjustment - injectors - replace
- Gmc/chevrolet: service brake soon indicator with DTC C0272
- Chevrolet/gmc: brake assist pump motor on and warning light/chime. owners may comment when turning the...
- Isuzu/gmc/chevrolet: diagnostic information for inoperative air seats, air horn and/or exhaust brake and...
- Engine low power will not go over 2300 rpms
- Chevrolet/gmc: diesel engine turbo DTC P2563 or P003A
- Hard start / no start outside temperatures below freezing
- Location of auxiliary brake control harness/wire U86 option
- Service engine soon (SES) light on with reduction in engine power, diagnostic trouble codes P0202 and...
- Passenger side front outside door handle inoperative (replace outside door handle).
- Duramax diesel injector driver codes with 6.6 engine (VIN 2 - rpo lly)
- Diagnostic information for steering wheel shake / vibration (oscillation) concerns for C4500-C5500...
- Cracked flywheel housing
- Diesel engine cylinder head gasket missing thickness grade markings
- Diesel engine - low engine power/performance, poor acceleration, eshaust smoke/hissing noise, MIL/ses on,...
- Additional diagnostics for dtc's C0035-C0052
- Brake light switch inoperative, brake warning buzzer sounding and brake warning light on, dtc's C0164,...
- Various intermittent driveability conditions - hesitation, lack of power, etc
- Intermittent ses/MIL lamp illuminated, reduced engine power, fuel injector driver circuit
- Service engine soon (SES) light, P0087, P0093, P1093, low power, no start, hard start, fuel in crankcase
- Information on servicing fuel injectors to avoid contamination
- ML6 manual transmission-shift lever may unintentionally move to the neutral position
- Turbocharger oil feed line kinked or restricted
- Diagnostic information on turbocharger malfunction due to lack of engine oil for lbz, LB7, and lly duramax...
- Diesel low power or exhaust smoke dtcs P0101 P0236
- Oil pressure gauge reading low or near red zone
- Service vme - 2006 duramax diesel engine fuel system components are not interchangeable with earlier year...
- Turbocharger hose clearance on medium duty models C65 C75 C85
- Allison transmission service repairs
- Information on longer main bearing cap bolts required for certain 2001-2006 LB7, lly, lbz duramax diesel...
- Antilock brake system (ABS) lamp illuminated, diagnostic trouble code (DTC) C0550) set
- Water intrusion into cab (inspect/replace roof marker lamp lens/bolts)
- Revised body mount replacement - front and body mount replacement - rear
- Duramax diesel pilot to main injection fuel knock noise
- Low power on hard acceleration - fuel pump sock plugging with foreign material
- Availability of evaporator and blower motor housing water drain diverter to avoid water intrusion into...
- No start, hard start, loss of power, or white smoke
- 6.6L lly engine oil leak at rear housing cover bolt
- Vehicle may be brought in for service engine soon (SES) or malfunction indicator lamp (MIL) light on
- Customers may complain of transmission rattle or grinding noise while operating the vehicle at low engine...
- 6.6 lly injector driver codes
- Rough idle, fuel knock or smoke while driving, combustion leak type noise, or a misfire
- 12 inch parking brake drum cable adjustment
- Highway speed excessive smoke and fuel knock
- Repeat auxiliary air compressor relay failure
- Service vmx - duramax injector wiring harness support bracket kit
- Repeat cracked flywheel housing
- Hard start hot only after the engine has reached operating temperature and then shut off
- Diagnostic information for turbo failure due to lack of oil or repeat turbo failures
- Information on the revised fuel filter for the 6.6L duramax diesel
- Program bulletin (customer satisfaction PROGRAM)-15,000 mile (24,000 km) fuel filter change
- Information on driveline vibration diagnosis
- Product emission recall - the engine control module (ECM) may have been configured without certain...
- Rough idle, service engine soon (ses)light, unstable idle, hesitation, surge or stalling
- Noise, service engine soon (SES) light, or low power
- Information on higher than expected oil consumption
- Oil leak under extreme cold temperatures (-34 degrees c) (-30 degrees f) or colder)
- Inaccurate speedometer
- Inaccurate fuel gauge reading, gauge indicates fuel in tank
- Revised diagnostic trouble code (DTC) P2563
- Revised diagnostic trouble code (DTC) U2104
- Information on air brake park brake chamber vent holes to avoid water intrusion
- Fuel injector driver circuit codes P0201 through P0208
- LB7 engine vibration miss or runs rough no diagnostic trouble code
- Broken #2 and #7 injector connector terminals
- Diesel oil leak at right rear of engine
- Turbo air charge cooler hoses oil seepage or blows off on acceleration
- Fuel leaking from body of injector
- Certain 2004 6.6L lly duramax diesel engines may have an issue with the high pressure fuel lines that...
- Engine oil leak at main bering side bolt
- Fuel pressure regulator connector or terminal repairs
- Excessive oil consumption
- Oil leak at cooler to engine block mating surface
- Oil seepage from turbo air charge cooler hoses or hose blowing off during acceleration
- Fuel gauge is fixed on empty with fuel in the tanks and fault code P1172 is stored
- Effect of steering box limiter adjustment on turning radius and possibility of power steering system...
- Unnecessary leaf spring clip replacement
- Parts information clarification (fuel tank sender o-ring seal) for motor home models
- 6.6 lly duramax diesel engine turbocharger learn procedure
- Resetting oil life monitor system and turning off change engine oil light
- Missing ground connection at the frame rail
- Pto calibrations for transmission shift timing is not correct
- Service engine soon (SES) light, P0087, P0093, P1093, low power, no start, hard start, fuel in crankcase
- Defroster grille buzz vibration
- Intermittent or inoperative starter condition with cat diesel engines
- Some vehicles are missing a retainer that holds the brake booster push rod and the brake pedal together...
- Diagnostic recommendations/instructions for inoperative instrument panel cluster (IPC) gauges and radio
- Exhaust system leak and/or rattle noise
- Upper outside rearview mirror loose
- 6.6L LB7 engine - fuel rail pressure regulator harness connector servicing
- 6.6L LB7 repeat engine oil leak (left side) #2 main bearing cross bolt
- Allison LCT1000 does not engage during high idle without brake pedal input
- 6.6L lly engine - diagnostic trouble code (DTC) U0106 resets or will not clear
- Flywheel housing crack with manual transmission
- 6.6L lly diesel engine fuelinjector compression leak noise or soot around the injector body
- Intermittent no forward or reverse with possibly either a flashing prndl display or a range shift...
- Low power, will not go over 2300 rpms
- 6.6L LB7 lly diesel engine with rough, unstable, low idle speed or stall
- Inaccurate speedometer
- 6.6 LB7 lly duramax allison LCT1000 no shift misfire low power, dash warning lights coming on,...
- Engine oil in the turbo charge air cooler pipes and hoses
- Low power, warning lights will be coming on, the transmission will be in third gear all the time, the...
- Repeat engine oil leak at main bearing side bolt
- Parts showing no stock or not available
- Glow plug control module loss of communication, possible diagnostic trouble code (DTC) U0106 set, and DTC...
- Starter grinding noise during cranking on vehicles equipped with the allison automatic transmission
- Programming pto parameters
- Fuel gauge displays empty with diagnostic trouble code P1172 or P2639
- Smoke, fuel knock, surging, and high injector balance rates
- Variable vane turbocharger service part numbers
- Allison lct 1000 P1781 or P0802 setting in the electronic control module
- Airflow sensor problem
- Labor operation assignments for control module programming
- Vehicle may have a tighter turning radius in one direction or the other, or may not be able to achieve the...
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