WenmarOpen by Wenmar Pro

Service bulletins for the 2022 GMC Hummer EV Pickup

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

731 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
18-NA-0992022-06-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
22-NA-0962022-05-31. Service bulletin. EQUIPMENT. This informational bulletin provides information for dealers/technicians on Customer Education Video Screenshots for IOK radio.
22NA0182022-05-31. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S. Dealers Only).
22-NA-0052022-05-11. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin provides information for dealers/technicians on Information on Opening / Closure Instructions for DDR (Damaged, Defective, Recalled) High Voltage Battery Dunnage / Container.
12-00-89-003B2022-05-10. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE. This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only).
22-NA-0382022-05-06. Service bulletin. EQUIPMENT. This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
N2223657302022-05-04. Service bulletin. 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 functionality. Dealers will inspect the electronic control unit, (ECU) for V2.0 sticker, and if necessary, replace units.
22-NA-0702022-05-03. Service bulletin. EQUIPMENT. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
01-00-89-010P2022-04-29. Service bulletin. EQUIPMENT. This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
PIT59032022-04-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Preliminary information communicates to General Motors dealers some helpful steps to diagnose the speed limit showing dashes concern.
PIT58982022-04-18. Service bulletin. STRUCTURE; EQUIPMENT. This Preliminary information communicates that when installing the Tonneau Cover it possible that Shims will be needed that are not with the cover
PIT5877A2022-04-18. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. This Preliminary information communicates to dealer that GM engineering is working on a permanent solution for the concern and provides a work around.
PIT5876A2022-04-18. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary information communicates to GM dealeer that GM engineering is aware of and working on a solution to the map pop up concern
22-NA-0702022-04-06. Service bulletin. EQUIPMENT. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
22-NA-0532022-04-06. Service bulletin. EQUIPMENT. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
18-NA-0992022-04-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
17-NA-0522022-04-05. Service bulletin. WHEELS; EQUIPMENT. This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).
12-08-51-002N2022-03-19. Service bulletin. EQUIPMENT; STRUCTURE. This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
PIT58822022-02-14. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Preliminary information communicates a list of DTC that Could be in the Car that causes no issues. Talking the dealer tech to ingore
PIT58722022-01-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 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.
PIT58782022-01-24. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary information communicates to the field engineering contacts to assist in the diagnosis of HVAC concerns on the new 2022 HUMMER EV.
PIT58592022-01-24. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This Preliminary information communicates that Parts that the ECS are on Restriction
PIT58772022-01-24. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. This Preliminary information communicates to dealer that GM engineering is working on a permanent solution for the concern and provides a work around
PIT58762022-01-24. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Preliminary information communicates to GM dealeer that GM engineering is aware of and working on a solution to the map pop up concern
PIT58582022-01-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary information communicates that GMC HUMMER and Brightdrop Specific parts are being placed on a TAC Restrication

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.