Heat – Defrost – AC – Battery Cooling – and Air Conditioning Performance Concerns – 2022 GMC Hummer EV

2022 GMC Hummer EV

NHTSA ID Number: 10206736 Manufacturer Communication Number: PIT5878   Summary This Preliminary information communicates to the field  engineering contacts to assist in the diagnosis of HVAC concerns on the new 2022 HUMMER EV.     1 Affected Product Vehicle MAKE MODEL YEAR GMC HUMMER EV 2022   Condition Some customers may experience one or more of the …

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