2001 Chevrolet Blazer technical service bulletins
364 technical service bulletins and manufacturer communications cover the 2001 Chevrolet Blazer.
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
- 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 advises the technician of possible location of an internal coolant leak from a specific...
- 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...
- Engine
- 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...
- Customer Satisfaction Program
- 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...
- Equipment
- Fuel system, gasoline
- Equipment
- Equipment
- This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake...
- 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...
- Equipment
- This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves,...
- Electrical system
- Engine and engine cooling: exhaust system: emission control
- Equipment
- Power train: transfer case (4-wheel drive)
- Equipment
- Equipment
- Engine
- 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 that general motors and...
- 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 preliminary information communication advises the technician if unable to place an onstar call in 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
- Fuel system, other: storage: fuel gauge system
- 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 preliminary information communication provides information to the technician about finding needle...
- This preliminary information communication provides information to the technician that after replacing the...
- 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.
- 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)
- 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.
- 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...
- This informational bulletin provides information on communication with OnStar® module after Canadian...
- Equipment: electrical
- Engine and engine cooling
- Equipment: electrical
- This informational bulletin provide information for the technicians to repair the rear window defroster...
- Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
- 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...
- Vehicle Recalls
- 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
- 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
- This informational bulletin provides information for Engine Squealing Type Noise on Start-up or Vibration...
- 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 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.
- Electrical system
- Engine and engine cooling
- Wheels
- This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to...
- Power train: axle assembly
- This warranty administration bulletin provides information regarding customer concerns not duplicated and...
- This informational bulletin provides information and rules for GM keycode look up applicationa dn the key...
- This informational bulletin provides a single point reference and strategy document to aid in reducing...
- Electrical system
- Equipment adaptive/mobility
- 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...
- Buick/cadillac/chevrolet/gmc/oldsmobile and hummer: information on pitman arm shaft seal service kit
- General motors corp: special coverage adjustment; analog onstar deactivation.
- Gmc: fluid leak from transmission oil cooler lines due to corrosion
- Buick chevrolet gmc service campaign: special coverage adjustment-analog onstar deactivation
- Gmc: fuel gauge fluctuation in park or neutral, causing the low fuel light to illuminate.
- Buick cadillac chevrolet gmc hummer oldsmobile pontiac saab saturn service campaign: special coverage...
- Clunk noise felt through the floor pan
- IPC, interior lights and/or headlamps flicker
- Antilock brake (ABS) activation at low speeds
- Electronic transfer case unable to complete shift
- Instrument panel cluster interior and/or head lamps flicker
- 4L60E, 4L65E replacement valve body gaskets does not seem to fit
- The service engine soon lamp is illuminated, no 3RD and 4TH gear, the transmission does not shift...
- Diagnosis of cracked or broken transmission case
- 4WD inoperative and diagnostic trouble code (DTC) U1026 atc fuse open
- Interior lights inoperative after BCM replacement B2618 diagnostic trouble code
- 4WD models with noise, vibration on dry pavement
- Poor engine performance - misfire, rough idle, service engine soon/check engine light illuminated,...
- Rear parking brake shoe retaining spring clip service kit for drum-in-hat (DIH) equipped vehicles
- Front axle grind whine noise in 2WD gone in 4WD
- Transfer case oil in HVAC vacuum lines supplement to 03-01-38-009
- Fuel gauge fluctuation in park or neutral
- Revised rear rotor minimum allowable thickness after refinish specification
- Power seat inoperative fore/aft after being moved all the way rearward
- 4L60E/4L65E intermittent neutral condition while accelerating from a stop or while driving
- The nvg 136 all wheel drive (AWD) transfer case and the 236 and 246 nvg selectable transfer cases...
- Erratic or inaccurate compass operation with use of power moon roof
- Rattle noise in engine
- Check engine light on, diagnostic trouble code (DTC) P0410 set
- Diagnostic information for intermittent vehicle no crank dead battery
- HVAC mode switch is inoperative or is stuck in vent mode
- Supplement to bulletin 03-08-49-014A fuel gauge fluctuates between e and tank goes from to empty too quickly
- No 2ND, no 4TH and no reverse
- 4.3 L35 LU3 rattle or buzz noise from engine
- Diagnostic trouble code B1000
- Pop snap noise in the front suspension when braking
- IPC (instrument panel cluster) gauge fluctuation after key-off
- 4L60E, 4L65E forward and low reverse waved steel clutch plate appearance change
- Onstar system is attempting and/or completing phone calls which the operator of the vehicle did not initiate
- IPC (instrument panel cluster) interior head lamps flicker on 99-04 chevrolet, gmc and cadillac full size...
- 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
- Repeat diagnostic trouble code (DTC) P0410 with water in the air pump
- 4L60E, 4L65E intermittent neutral from a stop or steady speed
- When using voice recognition dialing, some numbers or commands may not be understood by the system...
- 99 through 05 year vehicles, equipped with three-button onstar systems
- When using onstar personal calling feature, the caller cannot be heard on outbound call only
- Instrument panel cluster (IPC) interior head lamps flicker
- Driver information center (DIC) stays in bulb check
- Instrument cluster prndl inoperative and or battery light on
- Heat coming from vents with HVAC off
- Vibration at highway speeds
- Clunk noise felt through floor pan
- The nvg 136 all wheel drive (AWD) transfer case and the 236 and 246 nvg selectable transfer case shudder...
- 4L60-E automatic transmission oil pump first and second design identification
- Fuel gauge fluctuates between e and 1/4 tank, goes from 1/4 to empty too quickly, excessive empty fuel reserve
- Front wheels slipping with vehicle in four wheel drive
- Water leak in front floor carpet area
- Heating ventilation and air conditioning inoperative or stuck in any mode
- HVAC mode switch inoperative or stuck in vent mode, oil in HVAC control head and/or vacuum lines
- Parts availability for sunroof repairs
- Revised cruise control inoperative / malfunctioning diagnostic information
- Slips in 4-WHEEL drive, noise, vibration, leaks, hot odor
- Revised heater / vent module replacement
- Antilock brake (ABS) activation at low speeds on various models including the 1995 and 1996 envoy
- Diagnostic information for intermittent transmission downshift, slip, busy/cycling tcc or noisy cooling fan
- Some vehicles may exhibit a no start condition adter sitting over 24 hours and / or rear tailgate glass is...
- Some vehicles witht he 4.3 liter engine may experience repeat diagnostic trouble code P0410 with evidence...
- Technical information - some customers may comment that the rear portion of the roof has some rust forming
- Subject regarding general waterleak guide
- Some vehicles will not move when 4-WHEEL drive is requested, noise, shudder, poor performance,...
- Some customers may comment on an exhaust boom / groan noise in the passenger compartment
- Information clarifying recall 01073 - stop lamps / hazard lamps inoperative
- Product safety recall regarding inoperative stop and hazard lamps for various modles including the...
- Safety recall 01073 regarding the multifunction switch which may develop an open circuit condition with...
- Information on replacing corroded trailer pre-wire harness at the rear bumper
- Some customers may comment that the rear portion of the roof has some rust forming
- Subject regarding diagnostic tips for slipping or missing second, third and/or fourth gear
- Concerns that the rear portion of the roof has some rust forming
- Subject regarding rear roof perforation
- Some customers may comment that the service engine soon lamp is illuminated, no 3RD and 4TH gear, the...
- Information regarding rear roof perforation
- Service engine soon lamp illuminated, incorrect transmission shifts, poor performance of engine,...
- Subject regarding rear roof perforation (install new rear roof section) including 1995-1997 gmc blazer
- Some vehicles may exhibit an exhaust noise, rattle noise at 550 RPM
- Subject regarding necessary resurfacing of the park brake drum
- Information regarding operated in hot climates may emit an odor from the under hood right or left front...
- Information regarding improved bus seat decliner assemblies, the handle on the recliner assembly is...
- Subject regarding investigation of harsh shifts on 4L60E automatic transmission
- Subject regarding an investigation of 2-4 band or 3-4 clutch damage on 4L60E automatic transmission
- Some customers may comment that the security lamp illuminates while driving; engine cranks but will not...
- Some customers may comment that the security lamp illuminates while driving; the security lamp may be on...
- Malfunction indicator lamp (MIL) is on; the transmission is stuck in third gear; and / or the instrument...
- Subject regarding harsh shifts on automatic transmission
- Some owners may comment on a slipping type condition at the front wheels while the vehicle is in four...
- Customers may comment that vehicles equipped with a 4.3L engine may exhibit a click / no start condition...
- Some customers may comment that the headlights or interior lights flicker while driving at night
- Subject pertaining to seat belt noncompliance campaign 00067 clarification
- Some onwers of certain 2001 models may comment that their vehicle won't crank, won't start, when...
- Customer may comment that the rearview mirrors, power door locks and rear hatch do not operate
- Some vehicles may exhibit a loud popping noise from the rear suspension area when traveling over bumps
- Some vehicles may exhibit a popping noise during sharp turning maneuvers or when the vehicle is driven...
- Information reminding technicians to follow service manual procedure when clearing anti-lock brake system...
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