2002 GMC Denali service bulletins & manufacturer communications
95 manufacturer communications are on file with NHTSA for the 2002 GMC Denali. TSBs are repair guidance for dealers — they are not recalls, and repairs are not automatically free.
Technical service bulletin 94Service campaign 1
- This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.PIP5601C · Technical service bulletin · Unknown OR Other · issued Jul 18, 2025
- Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which mo…General Communication · Service campaign · Electrical System · issued Aug 26, 2024
- GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inad…24-NA-141 · Technical service bulletin · Power Train · issued Jul 24, 2024
- This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or mi…16-NA-383 · Technical service bulletin · Engine · issued Jun 28, 2024
- This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.18-NA-099 · Technical service bulletin · Unknown OR Other · issued Jun 17, 2024
- This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4…24-NA-098 · Technical service bulletin · Electrical System · issued Jun 6, 2024
- This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.10-08-45-001H · Technical service bulletin · Electrical System · issued Mar 28, 2024
- This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or …16-NA-383 · Technical service bulletin · Engine and Engine Cooling · issued Mar 13, 2024
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts …22-NA-074 · Technical service bulletin · Engine and Engine Cooling · issued Feb 22, 2024
- This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.18-NA-099 · Technical service bulletin · Equipment · issued Jan 16, 2024
- This PI bulletin advises the technician on the proper way to install the pistons in an engine.PI1394B · Technical service bulletin · Power Train · issued Jan 12, 2024
- This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.02-08-42-001J · Technical service bulletin · Exterior Lighting · issued Jan 12, 2024
- This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.23-NA-219 · Technical service bulletin · Equipment · issued Dec 12, 2023
- This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.17-NA-170 · Technical service bulletin · Wheels · issued Oct 6, 2023
- This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).10-00-89-006J · Technical service bulletin · Equipment · issued Sep 26, 2023
- The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer…23-NA-153 · Technical service bulletin · Engine and Engine Cooling · issued Sep 1, 2023
- This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and pre…18-NA-073 · Technical service bulletin · Engine and Engine Cooling · issued Aug 24, 2023
- This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.17-NA-170 · Technical service bulletin · Wheels · issued Apr 27, 2023
- This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.19-NA-219 · Technical service bulletin · Engine and Engine Cooling · issued Apr 24, 2023
- This bulletin provides information on Warranty Administration â Required Operating Procedures - 8 Points (U.S. Only).04-00-89-015Z · Technical service bulletin · Equipment · issued Apr 19, 2023
- This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.19-NA-219 · Technical service bulletin · Engine and Engine Cooling · issued Mar 23, 2023
- This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.22-NA-009 · Technical service bulletin · Engine and Engine Cooling · issued Mar 17, 2023
- This warranty administration bulletin provides information regarding the field action courtesy transportation policy.17-NA-073 · Technical service bulletin · Equipment · issued Feb 21, 2023
- This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.01-08-42-001O · Technical service bulletin · Exterior Lighting · issued Feb 15, 2023
- This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P04…21-NA-124 · Technical service bulletin · Engine and Engine Cooling · issued Dec 14, 2022
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts …22-NA-074 · Technical service bulletin · Engine and Engine Cooling · issued Nov 9, 2022
- This service bulletin provides information on Module Harvesting.22-NA-205 · Technical service bulletin · Electrical System · issued Oct 19, 2022
- This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).10-00-89-006I · Technical service bulletin · Equipment · issued Oct 7, 2022
- This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada.22-NA-195 · Technical service bulletin · Equipment · issued Sep 28, 2022
- This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.22-NA-009 · Technical service bulletin · Engine and Engine Cooling · issued Sep 14, 2022
- This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine …22-NA-181 · Technical service bulletin · Power Train · issued Sep 1, 2022
- This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen …20-NA-065 · Technical service bulletin · Engine and Engine Cooling · issued Aug 15, 2022
- This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.22-NA-009 · Technical service bulletin · Engine and Engine Cooling · issued Jun 15, 2022
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts …22-NA-074 · Technical service bulletin · Engine and Engine Cooling · issued Mar 31, 2022
- This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.22-NA-009 · Technical service bulletin · Engine and Engine Cooling · issued Mar 22, 2022
- This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank…16NA383 · Technical service bulletin · Fuel System, Gasoline · issued Jan 2, 2020
- This informational bulletin provides additional information on how to install pistons and suggest what tools to use.PI1394A · Technical service bulletin · Engine · issued Aug 29, 2016
- This informational bulletin provides information to gm dealers on the correct cleaning methods when cleaning engine gasket sealing surfaces.000601012F · Technical service bulletin · Engine · issued Aug 2, 2016
- This preliminary information communication advises the technician that the hydro-boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its ow…PIT-3665-D · Technical service bulletin · Service Brakes, Hydraulic · issued May 11, 2016
- This preliminary information communication advises the technician if unable to place an onstar call in the ignition on mode after the onstar canada upgrade, to contact the gm techn…PIT5485B · Technical service bulletin · Equipment · issued Apr 27, 2016
- This preliminary information communication advises the technician on the steps to diagnose and repair the concern. The vehicle's xm radio only has xm preveiw channels.PIC5088F · Technical service bulletin · Equipment · issued Apr 21, 2016
- This preliminary information communication advises the technician on the steps for diagnosing the concern. The vehicle may be unable to connect to onstar using the white, blue or r…PIT5389A · Technical service bulletin · Equipment · issued Apr 19, 2016
- This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar t…PIC5050A · Technical service bulletin · Equipment · issued Apr 19, 2016
- This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery par…PIC4935E · Technical service bulletin · Electrical System · issued Apr 19, 2016
- This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery par…PIC-4935-E · Technical service bulletin · Electrical System · issued Apr 19, 2016
- This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar t…PIC-5050-A · Technical service bulletin · Electrical System · issued Apr 19, 2016
- OnStar Voice Fallback Number Update15-NA-079 · Technical service bulletin · Equipment · issued Dec 1, 2015
- OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that "We recently tried to provide a software update to the OnStar® hardware in …15-NA-079 · Technical service bulletin · Equipment · issued Dec 1, 2015
- XM Audio Traffic And Travel Link Availability And Operation.PIT5353 · Technical service bulletin · Equipment · issued Nov 1, 2014
- Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.PIT5264B · Technical service bulletin · Equipment · issued Nov 1, 2014
- Vehicle RecallsRecalls · Technical service bulletin · Equipment · issued Jun 30, 2014
- Programming And Activation Of Replacement OnStar Modules.PIC5588B · Technical service bulletin · Equipment · issued Jun 1, 2014
- Information On Requests To Add OnStar Bluetooth Option.PIT4864F · Technical service bulletin · Equipment · issued Mar 1, 2014
- Canadian Customers Unable To Place Calls In The United StatesPIT5264 · Technical service bulletin · Equipment · issued Mar 1, 2014
- Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straighten…99-08-51-007F · Technical service bulletin · Equipment Adaptive/mobility · issued Feb 1, 2014
- Refinishing Aluminum Wheels This bulletin updates General Motor's position on refinishing aluminum wheels. GM does not endorse any repairs that involve welding, bending, straighten…99-08-51-007F · Technical service bulletin · Wheels · issued Feb 1, 2014
- Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of …PI0281D · Technical service bulletin · Equipment Adaptive/mobility · issued Jan 1, 2014
- Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of …PI0281D · Technical service bulletin · Equipment Adaptive/mobility · issued Jan 1, 2014
- Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules130089009 · Technical service bulletin · Engine and Engine Cooling · issued Sep 1, 2013
- Programming And Activation Of Replacement OnStar Modules.PIC5588A · Technical service bulletin · Equipment · issued Oct 1, 2012
- General motors: information provided by bulletin for all 2012 and prior general motor trucks and passenger vehicles regarding the adjustable comfort and custom upholstery of the dr…SB-10-08-50-003B · Technical service bulletin · Seats · issued Nov 1, 2011
- Saab/hummer/gm: diagnostic tips/recommendations when power steering pump replacement is necessary. Analysis of returned power steering (ps) pumps that had been replaced for noise, …SB-06-02-32-013B · Technical service bulletin · Steering · issued Aug 1, 2009
- Gmc: fluid leak from transmission oil cooler lines due to corrosion. All 2000-2006 light duty trucks equipped with the light duty automatic transmission. *pePIT-4722 · Technical service bulletin · Power Train · issued Oct 1, 2008
- Multiple driveability symptoms of long or hard starts, chuggle, rough idle and light or intermittent misfire due to clogged fuel injectors. *tt030604030 · Technical service bulletin · Engine and Engine Cooling · issued Mar 1, 2007
- Automatic level control inoperative due to water ingestion. *tt3525 · Technical service bulletin · Suspension · issued Sep 28, 2005
- Rear floor carpet wet with dirty water. *tt030857001A · Technical service bulletin · Structure · issued Aug 1, 2005
- Proper onstar cellular antenna mast usage. *tt020846009 · Technical service bulletin · Equipment · issued Mar 1, 2005
- Exhaust/muffler heat shield rattle, popping noise under vehicle. *tt updated *eh020605005C · Technical service bulletin · Engine and Engine Cooling · issued Oct 1, 2004
- Underhood air conditioner rattle noise heard on acceleration or a sudden loss of air conditioner system performance. *tt this bulletin replaces 03-01-38-019 dated 11-01-2003. To in…030138019 · Technical service bulletin · Equipment · issued Sep 1, 2004
- Loss of heating ventilation air conditioning. System mode and or temperature control. *eh040139007 · Technical service bulletin · Equipment · issued Jun 1, 2004
- Exhaust vibration resonance or moan. (2004-2005 gmc denali) *sc3121 · Technical service bulletin · Engine and Engine Cooling · issued Jan 1, 2004
- 99 through 05 year vehicles, equipped with three-button onstar systems. *tt3047 · Technical service bulletin · Equipment · issued Jan 1, 2004
- Steering pull, lead left on acceleration and lead right on deceleration. Also includes 2004 gmc denali. *tt00751A · Technical service bulletin · Suspension · issued Jan 1, 2004
- Owners may inquire about the proper setup for a weight distributing hitch on vehicles equipped with rpo z55 auto ride suspension. *mj02095 · Technical service bulletin · Suspension · issued Jan 1, 2004
- Onstar system is attempting and/or completing phone calls which the operator of the vehicle did not initiate. *tt00372D · Technical service bulletin · Equipment · issued Jan 1, 2004
- Diagnostic trouble code b1000. *mr02038 · Technical service bulletin · Electrical System · issued Jan 1, 2004
- Buzz noise from headliner above driver. *mr01760 · Technical service bulletin · Structure · issued Jan 1, 2004
- 4l60-e automatic transmission oil pump first and second design identification. *tt030730056 · Technical service bulletin · Power Train · issued Nov 1, 2003
- Fluid leak from front of vehicle add teflon tape to front axle vent plug threads. *eh030419003 · Technical service bulletin · Power Train · issued Aug 1, 2003
- Daytime running lamp (drl) bulb replacement. *tt000842010A · Technical service bulletin · Exterior Lighting · issued Jun 1, 2003
- Rear floor carpet wet. *tt030857001 · Technical service bulletin · Structure · issued May 1, 2003
- Exhaust / muffler heat shield rattle, popping noise under vehicle. *tt020605005A · Technical service bulletin · Engine and Engine Cooling · issued Dec 1, 2002
- Self-articulating headrest mechanism on the second row seats with clearance less than allowed for inadvertent insertion of objects or extremities smaller than the initial opening. …09232002 · Technical service bulletin · Seats · issued Sep 23, 2002
- Some customers may comment that the manual lock lever comes loose from the door trim panel. *tt010864014A · Technical service bulletin · Structure · issued Jul 1, 2002
- Some customers may comment on higher than expected engine oil consumption. *tt010601029B · Technical service bulletin · Engine and Engine Cooling · issued Jul 1, 2002
- Subject regarding loss of hvac system mode and/or temperature control. *tt010139007 · Technical service bulletin · Visibility · issued Jan 1, 2002
- Concerns with flapping noise emanating from the dash area, usually when the engine is running and the radio is off. *tt061101 · Technical service bulletin · Unknown OR Other · issued Nov 6, 2001
- Subject regarding door manual lock lever disengages from door trim panel (repair lock lever) *jg010864014 · Technical service bulletin · Latches/locks/linkages · issued Oct 1, 2001
- Subject regarding front and rear side door access door noise (replace door check link). *jg010864015 · Technical service bulletin · Structure · issued Oct 1, 2001
- Information regarding front and rear side access door noise. *yh010864015 · Technical service bulletin · Structure · issued Oct 1, 2001
- Subject on door manual lock lever disengages from door trim panel. *yh010864014 · Technical service bulletin · Structure · issued Oct 1, 2001
- Some customer may comment on a whining-type noise that is audible inthe vehicle's passenger compartment. *tt010232007 · Technical service bulletin · Steering · issued Sep 1, 2001
- Customers may complain of a rattle noise coming from the second row seatbelt. *slc070801 · Technical service bulletin · Seat Belts · issued Aug 7, 2001
- This bulletin is being issued to inform dealers that effective with vehicle production in may 1, 2001, certain vehicles are being shipped with a new fluorescent orange plastic ante…010844008 · Technical service bulletin · Equipment · issued Jul 1, 2001
- Information regarding replacement of the front seat belt retractor and buckle usage. *tt010940001 · Technical service bulletin · Seat Belts · issued Jun 1, 2001