2002 GMC Savana technical service bulletins
418 technical service bulletins and manufacturer communications cover the 2002 GMC Savana.
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
- This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
- Electrical system
- 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 service bulletin provides information for dealers/technicians on Service Programming System (SPS)...
- 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.
- Equipment: other: owners/service/other manual
- This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer...
- This service bulletin provides information about the Hunter wheel Road Force balancers that should be...
- This service bulletin provides information for dealers on how to submit a product information report (PIR)...
- 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 technical bulletin provides information and a solution to a condition of Brake Pedal Moves or Self...
- Engine
- Electrical system: integrated trailer brake control
- 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...
- Visibility: defroster/defogger/HVAC system: rear window: electrical heating element
- 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.
- Unknown or other
- This service bulletin provides information on Handling Requests for Modifications to Permanently...
- This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my...
- Power train
- 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 information for maintenance cleaning of the fuel injectors and gasoline...
- Equipment
- Fuel system, gasoline
- Equipment
- Equipment
- This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or...
- 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...
- Equipment: electrical: anti-theft devices
- 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...
- This informational bulletin provides information on key code security and information on GM key code look...
- Equipment
- This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves,...
- Fuel system, gasoline
- This bulletin provides information for electrical ground repairs using new replacement fasteners with...
- Engine and engine cooling: exhaust system: emission control: catalytic convertor
- Engine and engine cooling: exhaust system: emission control
- Equipment: electrical: radio/tape deck/cd etc.
- Equipment
- Engine and engine cooling
- Equipment
- Equipment
- Engine
- Fuel system, other: delivery: hoses, lines/piping, and fittings
- Equipment
- Electrical system: instrument cluster/panel
- Equipment: electrical
- Electrical system: software
- Equipment: other: owners/service/other manual
- This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly...
- This informational bulletin explains how to update the older Onstar module software to new software over GSA.
- This warranty administration bulletin provides policy information with the field action courtesy...
- This informational bulletin provides information for dealers how to submit a product information report.
- Electrical system: software
- Steering
- Electrical system: software
- Engine
- This informational bulletin provides information on OnStar® VCIM is currently restricted parts
- Electrical system
- Equipment adaptive/mobility
- Electrical system
- 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 preliminary information communication advises the technician that the hydro-boost is not serviceable...
- 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
- Power train: automatic transmission: torque converter
- 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 Part Restriction and Ordering Process Information for...
- Equipment: electrical: radio/tape deck/cd etc.
- Engine and engine cooling: engine: diesel
- Fuel system, gasoline
- Equipment: electrical: anti-theft devices
- OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that...
- OnStar Voice Fallback Number Update
- Engine and engine cooling: exhaust system: emission control: catalytic convertor
- Equipment: electrical: navigational system(global positioning system)
- Power train
- Fuel system, diesel
- Engine
- Electrical system
- Fuel system, gasoline
- This informational bulletin provides information to advise dealers about seat belt buckles not operating...
- Electrical system
- This informational bulletin provides information on a GM of Canada OnStar® cellular communication upgrade.
- Equipment adaptive/mobility
- Electrical system
- This informational bulletin provides dealership personnel with information on flexible fuel vehicles...
- This informational bulletin provides information to assist dealership personnel with the identification of...
- Fuel system, gasoline: delivery: fuel pump
- This informational bulletin provides information on communication with OnStar® module after Canadian...
- Equipment: electrical
- This informational bulletin updates information on electrical ground repairs using new replacement...
- Engine and engine cooling
- Equipment: electrical
- This informational bulletin provide information for the technicians to repair the rear window defroster...
- This warranty bulletin clarifies the use of dealer empowerment to satisfy the customer.
- 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 information bulletin provides the dealers on how to submit a product information report.
- 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...
- 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.
- Electrical system: software
- Refinishing Aluminum Wheels
- Equipment
- Engine
- Underbody Component Corrosion The following information may be helpful when addressing underbody component...
- This informational bulletin provides directions on submitting different PIRs
- This informational bulletin provides information on how to save fuel and proper maintenance without using...
- Electrical system
- Equipment
- Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
- Electrical system
- This informational bulletin provides information on key codes security rules and information on GM key...
- This technical bulletin provides a revision for 09-08-64-030 to update the Parts and Warranty Information.
- Gm: the front or rear door may not open from the inside or outside handle, the door will not unlock with...
- 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 05-08-48-001B to add 2010-2014 model years and update...
- Engine and engine cooling
- Electrical system: instrument cluster/panel
- This technical bulletin provides Warranty Administration
- This technical bulletin provides a revision of 99-04-20-002G to add 2013-2014 model years.
- This warranty administration bulletin provide policy information on clarification of use-dealer...
- This informational bulletin provides information on the appearance of chromed aluminum wheels due to...
- Electrical system
- This informational bulletin provides information pre-painting/cleaning process for TPO plastic fascias.
- Power train
- This warranty administration bulletin provides information on the Clarification of Use for Dealer...
- Electrical system
- Engine and engine cooling
- Wheels
- This informational bulletin provides information regarding the aftermarket device interference with onstar...
- This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to...
- This informational bulletin provides a description of the proper wheel installation and proper wheel...
- Electrical system
- This informational bulletin provides information and rules for GM keycode look up applicationa dn the key...
- This informational bulletin provides information for requesting a new key code for customers with lost or...
- This informational bulletin provides a single point reference and strategy document to aid in reducing...
- This informational bulletin provides a list of newly released PI and Bulletins in regards to recent...
- Service brakes
- Electrical system
- Electrical system
- Equipment adaptive/mobility
- This warranty administrational bulletin provides information on Clarification of Use
- Gm: there are seat belt problems: difficulty latching and unlatching buckle
- General motors: information provided by bulletin for all 2012 and prior general motor trucks and passenger...
- Gm: information on fixing multiple situations right the first time
- Gm: the service engine soon light is on, there is also a misfire or engine noise
- Buick/cadillac/chevrolet/gmc/oldsmobile and hummer: information on pitman arm shaft seal service kit
- Diagnostic information on MN8, MT1 ses/MIL illuminated, DTC P0757, harsh shift, delayed 2-3 shift, 2-3...
- Possible engine oil leak due to pcv freeze-up, equipped with the 4.8, 5.3, 6.0, and 6.2 V-8 engines
- Multiple driveability symptoms of long or hard starts, chuggle, rough idle and light or intermittent...
- Prndl light up with key out of ignition and door open
- Side cargo door is hard to open
- Generation III V8 engine piston repairs
- Supplement to bulletin 99-06-04-047A for fuel system cleaning
- 4L60E, 4L65E replacement valve body gaskets does not seem to fit
- Additional diagnostic information DTC P0757
- The service engine soon lamp is illuminated, no 3RD and 4TH gear, the transmission does not shift...
- Anti-lock braking system (ABS) light on speedometer may be erratic
- Diagnosis of cracked or broken transmission case
- Rear axle retainer button breakage
- 1999 - 2005 gen II cold engine misfire at idle with possible P0171 and/or P0174
- Steering idler arm inspection procedure
- Turn signal flash too fast, opposite side dim
- 4L80E output carrier thrust washer changes
- Moan noise from power steering more noticeable on right hand turns
- Revised front caster and camber adjustment procedure
- Poor engine performance - misfire, rough idle, service engine soon/check engine light illuminated,...
- Leak from the vent 4L80E/4L85E transmission
- Steering noise right turn
- Misfire at idle cold and possible P0171 and or P0174
- Steering noise right turn
- Service engine soon light and P0300 when towing, cruising uphill or on hard acceleration
- The 4L60E/4L65E automatic transmission slip condition in 2ND, 3RD, or 4TH gear
- Underhood air conditioner rattle noise heard on acceleration or a sudden loss of air conditioner system...
- The service information and owners manual do not show a service interval for the 8.6, 9.5, 9.75, 10.5, and...
- 4L60E/4L65E intermittent neutral condition while accelerating from a stop or while driving
- Use of correct installation procedure for loose hubcap assembly
- Revised diagnostic system check - engine controls
- 4L80E, 4L85E whine noise in first and second gear
- Vibration or rattle-type noise coming from the exhaust system at idle with engine rpms between 613 and 712
- Malfunction indicator lamp on with a P0300 set and a misfire
- Slip condition in 2ND, 3RD or 4TH damaged 2-4 band 3-4 clutch on the 4L60E/4L65E automatic transmission
- 4L60E, 4L65E forward and low reverse waved steel clutch plate appearance change
- Repeat rear axle hub seal leak
- 4.3L L35 engine wide open throttle diagnostic trouble code (DTC) P0335, P0336, P0339
- 4.3L L35 engine-diagnostic trouble code P0300 but no misfire CAN felt
- Engine coolant leak at intake gasket
- 4L60E, 4L65E intermittent neutral from a stop or steady speed
- Higher than expected oil consumption even after the intake bolts were replaced per 02-06-01-035
- Engine misfire due to injector fretting corrosion
- Rear axle locking differential chatter shudder noise on turns
- Gen III engine coated piston information
- Revised diagnostic trouble code P1217
- Powertrain control module (PCM) will not fit in new tray per bulletin 02-06-04-020A
- Malfunction indicator lamp on with a P0300 set and a misfire
- 4L60-E automatic transmission oil pump first and second design identification
- Squawk, whistle, whine, moan noise from front of vehicle on right turns.
- This bulletin is being revised to inform dealers that the vcm / PCM (powertrain control module) may be...
- Malfunction indicator lamp (MIL) is on; the transmission is stuck in third gear; and / or the instrument...
- Higher than expected oil consumption <8500 gvw. various models including 2003-2004 chevrolet kodiak...
- Rattle noise in engine
- Drive belt noise, service engine soon/generator light illuminated, engine will not start or quits running
- Side cargo door binds
- Service engine soon indicator illuminated, transmission slips, engine flare, delayed 2-3 shift, shifts...
- Outside rearview mirror shake or vibration
- Automatic transmission poor acceleration, performance
- Engine runs rough, service engine soon light on, diagnostic trouble codes P0300 or P0335 set
- Gasoline auxiliary generator will not run when vehicle is off
- High oil consumption
- Diagnostic information for intermittent transmission downshift, slip, busy/cycling tcc or noisy cooling fan
- Remote keyless entry (RKE) system inoperative with blower motor speed set on high
- Customers may experience an intermittent engine stall and / or no crank no start concern
- Side cargo doors are hard to open or stiff on 1996 - 2002 chevrolet and gmc g-van models
- Some customers may comment on an unusual whine or road noise from the engine
- Subject regarding revised wheel bearing adjustment procedure
- Addressing customers comments about engine oil cooler lines leaking
- Subject regarding diagnostic tips for slipping or missing second, third and/or fourth gear
- Some customers may comment that the service engine soon lamp is illuminated, no 3RD and 4TH gear, the...
- Service engine soon lamp illuminated, incorrect transmission shifts, poor performance of engine,...
- Customers may complain of binding side cargo door hinges
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