2022 GMC Hummer EV
Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2022 GMC Hummer EV is worth — from official NHTSA and EPA data. 3 on record.
2022 GMC Hummer EV at a glance
Included: that car's specs and build sheet, model-year recall campaigns and a fair price.
2022 GMC Hummer EV recalls 4
General Motors, LLC is recalling certain 2026 Cadillac Escalade IQ, Escalade IQL, GMC Sierra EV, Chevrolet Silverado EV, and 2022 GMC Hummer EV Pickup vehicles. The high voltage battery may have an improperly secured internal module component.
Fix: Dealers will replace the high voltage battery, free of charge. Owner notification letters were mailed August 24, 2026. Owners may contact Cadillac customer service at 1-800-333-4223, GMC customer service at 1-800-462-8782, and Chevrolet customer service at 1-800-222-1020. GM's number for this recal…
General Motors, LLC (GM) is recalling certain 2022 GMC Hummer EV and 2023 Cadillac Lyriq vehicles. Certain connections within the high-voltage battery pack may be out of position or incorrectly welded, which can cause a loss of drive power.
Fix: Dealers will inspect and, if necessary, replace the high-voltage battery pack, free of charge. Letters explaining the safety risk were sent to owners January 5, 2024. Owner notification letters were mailed June 6, 2023. Owners may contact GM's Cadillac customer service at 1-800-458-8006 and the EV …
General Motors, LLC (GM) is recalling certain 2022 BrightDrop EV600 and 2022-2023 GMC Hummer EV Pickup electric vehicles. The high voltage battery pack enclosure may not be properly sealed, allowing water to enter the pack.
Fix: The remedy is currently under development. Owner notification letters were mailed April 13, 2023. Second letters will be sent once the remedy is available. Owners may contact EV Concierge at 1-833-HUMMER-EV, and BrightDrop Service Operations and Support at 1-888-987-4377. GM's number for this recal…
General Motors, LLC (GM) is recalling certain 2022 GMC Hummer EV vehicles. Taillight software can cause one or both rear taillights to become inoperative, or remain fully or partially illuminated. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Fix: Dealers will inspect and replace as necessary, the left and/or right rear taillight assemblies. Owner notification letters were not required but all vehicles were remedied as of March 17, 2022. Owners may contact GMC customer service at 1-800-462-8782. GM's number for this recall is N222359830.
Source: U.S. NHTSA, checked 4 Nov 2026. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.
Dimensions & weight
Manufacturer-reported figures for the 2022 GMC Hummer EV. Source: Transport Canada vehicle specifications via NHTSA.
Investigations & service bulletins
NHTSA defect investigations 1
Pedestrian alert sounds Closed
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pedestrian alert sounds for motor vehicles. The standard applies to hybrid and electric vehicles that…
NHTSA #DP22005 · Electrical System · opened Jan 2023 · closed Aug 2023An investigation means NHTSA is examining a possible defect — it is not a recall, and many close without one.
Manufacturer service bulletins 731
Technical notes the manufacturer sent to dealers about known issues and fixes. Useful to mention to a mechanic — they are not recalls and repairs may not be covered. Showing the 10 most recent of 731.
This Preliminary information communicates how to resolve a issue where a vehicle is not receiving OTA updates
Bulletin PIT6557 · Oct 2026This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool
Bulletin PIT6477D · Oct 2026Service Update. Certain vehicles listed above may enable the new King Crab Feature through OTA programming or programming at the dealer. Dealers will perform a comprehensive software update. Owners who have accepted applicable terms and conditions will have th…
Bulletin N252514001 · Electrical System · Oct 2026This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
Bulletin PIT5698F · Sep 2026This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly.
Bulletin PIT6545A · Sep 2026This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
Bulletin PIC6629F · Sep 2026This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
Bulletin PIP4902W · Sep 2026This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly. Do not replace parts. Engine…
Bulletin PIT6545 · Sep 2026• This update enables functionality for King Crab mode. • King Crab mode provides enhanced rear steering for off-road use • To enable this feature, press and hold the right four-wheel steering button on the Drive Mode selector for five seconds • For more infor…
Bulletin 662.30 King Crab · Aug 2026• Improved reliability for propulsion and acceleration
Bulletin 662.20 · Aug 2026Source: NHTSA Office of Defects Investigation, listed for the HUMMER EV PICKUP. Model-year data, not specific to one car.
About the GMC Hummer EV
The GMC Hummer EV is a line of battery electric heavy-duty vehicles produced by General Motors since 2021, and sold under the GMC mark. The Hummer EV is offered in two variants: a pickup truck and a sport utility vehicle (SUV), unveiled in October 2020 and April 2021 respectively.
From Wikipedia, licensed CC BY-SA 4.0. Describes the model line in general, not this model year specifically.