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Technical Service Bulletins

Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.

172,063 Unique Bulletins
4,727,244 Total Records
880 Vehicle Makes
1955–2025 Year Range
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Showing 722 bulletins for GMC

PIT5922 Jun 6, 2022
GMC — YUKON XL (2022) — 3 vehicle combinations
115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM
This Preliminary information communicates information on replacing window motors or regulators and reprogramming the BCM with necessary calibrations due to supplier change in parts.
22-NA-108 May 24, 2022
GMC — HUMMER EV (2022) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on Information on Trailer Side Faults.
22-NA-102 May 17, 2022
GMC — HUMMER EV (2022)
162300 STRUCTURE:BODY:DOOR
This informational bulletin provides Information on Front Door Trim Panel Design Change with Matching Door Design Change.
PIT5918 May 17, 2022
GMC — SIERRA 1500, SIERRA 2500, YUKON XL (2020–2022) — 8 vehicle combinations
121000 EXTERIOR LIGHTING:HEADLIGHTS
This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.
TSB-A0910-004 May 4, 2022
GMC — 3500 SERIES, PLEASURE WAY — 2 vehicle combinations
356000 EQUIPMENT ADAPTIVE/MOBILITY
Motorhome Allignment.
N222365730 May 4, 2022
GMC — HUMMER EV (2022)
350000 EQUIPMENT
Certain vehicles, equipped with a power tonneau cover, (LPO 5KM), have a condition where the cover loses the ability to track its location, resulting in partial opens/closes and stops, requiring recalibrating the cover to return functionali
PIT5911 May 3, 2022
GMC — HUMMER EV (2022)
020000 SUSPENSION
This Preliminary information communicates to the field that engineering contacts to assist in the diagnosis of Suspension concerns on the new 2022 HUMMER EV.
12-06-01-003D May 2, 2022
GMC — GM, GM OF CANADA, GMC, GMC TRUCK, GMT 530 — 5 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin provides information for repairing Engine Front Cover Oil Leak, Sealing Surface Preparation and Applying RTV Sealant.
N222360890 Apr 14, 2022
GMC — CANYON (2022) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
Certain vehicles are NOT equipped with Automatic Emergency Braking as stated in the Owner Manual. Dealers will print and insert revised Owner Manual page. Revised Owner Manual insert will be mailed with customer letters.
N222359580 Apr 11, 2022
GMC — TERRAIN (2022) — 2 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Service Update - certain vehicles may have an oil temperature indicator that is inoperative or inaccurate. Dealers are to reprogram the engine control module.
PIE0680A Mar 29, 2022
GMC — YUKON, YUKON XL (2021) — 2 vehicle combinations
120000 EXTERIOR LIGHTING
This engineering information (EI) closure ends the need for further information from the field in regards to Driver Headlamp Stays On When Vehicle is Shut Off, Headlamp will Change in Color, Turn Signal Flickers and/or Stays On, GMC Logo Do
N222360940 Mar 21, 2022
GMC — TERRAIN (2022) — 2 vehicle combinations
350000 EQUIPMENT
Customer Satisfaction Program. On some vehicles with LPO AAK (Premium All-Weather Floor Liners), the purchased rear floor liner was not included in the vehicle. Dealers are to ask the customer if they want the rear all-weather floor liner
21-NA-294 Mar 18, 2022
GMC — HUMMER EV (2022)
160000 STRUCTURE
This informational bulletin provides information for dealers/technicians on accessory rocker panel protector lower bolts bottom out before achieving torque.
PIT5898 Mar 8, 2022
GMC — HUMMER EV (2022) — 2 vehicle combinations
160000 STRUCTURE
This Preliminary information communicates that when installing the Tonneau Cover it possible that Shims will be needed that are not with the cover
PIE0680 Mar 2, 2022
GMC — YUKON, YUKON XL (2021) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Driver Headlamp Stays On When Vehicle is Shut Off, Headlamp will Change in Color,
N222359970 Feb 24, 2022
GMC — YUKON, YUKON XL (2022) — 2 vehicle combinations
200000 WHEELS
Certain vehicles received fully polished wheels instead of carbon flash metallic wheels.
N222358630 Feb 17, 2022
GMC — TERRAIN (2022) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
Service Update - certain vehicles may have the incorrect Hands Free Liftgate Control module installed. Dealers are to inspect and if necessary, replace the liftgate control module.
PIT5891 Feb 3, 2022
GMC — HUMMER EV (2022)
980000 UNKNOWN OR OTHER
This Preliminary information communicates to the field a normal charteristic of the vehicle and advises the field not to replace any parts for this concern.
22NA039 Feb 1, 2022
GMC — HUMMER EV (2022)
980000 UNKNOWN OR OTHER
Information on Front License Plate Adapter Bracket Installation During PDI.
060089029U Feb 1, 2022
GMC — ACADIA, ALL PASSENGER CARS AND LI, BRIGHTDROP EV600, CANYON, HUMMER EV, RALLY, SAVANA, SIERRA 1500, SIERRA 2500, SIERRA 3500, TERRAIN, YUKON, YUKON XL (1995–2022) — 24 vehicle combinations
980000 UNKNOWN OR OTHER
Information.
090604026V Feb 1, 2022
GMC — ACADIA, BRIGHTDROP EV600, C4500, C5500, CANYON, DENALI, ENVOY, ENVOY 360, ENVOY DENALI, EXPRESS, G1500, G3500, HUMMER EV, SANANA, SAVANA, SAVANA 1500, SAVANA 2500, SAVANA 3500, SAVANNA, SIERRA 1500, SIERRA 2500, SIERRA 3500, SIERRA DENALI, TERRAIN, YUKON, YUKON DENALI, YUKON DENALI XL, YUKON HYBRID, YUKON XL, YUKON XL 1500, YUKON XL 2500 (2007–2022) — 265 vehicle combinations
980000 UNKNOWN OR OTHER
Information.
PIT5882A Jan 31, 2022
GMC — HUMMER EV (2022) — 4 vehicle combinations
110600 ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS
This Preliminary information communicates a list of DTC that Could be in the Car that causes no issues. Talking the dealer tech to ingore
PIT5882 Jan 31, 2022
GMC — HUMMER EV (2022) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a list of DTC that Could be in the Car that causes no issues. Talking the dealer tech to ingore
PIT5857A Jan 20, 2022
GMC — HUMMER EV (2022)
111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
This Preliminary information communicates that the High Voltage Voltage Battery pack is not on TAC Exchange. For Engineering Review.
PIT5872A Jan 19, 2022
GMC — HUMMER EV (2022) — 2 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates to the field a norml charteristic of the vehicle and advises the field not to replace any parts for this concern.
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