Air Conditioning is Not Blowing Cold Air – 2020-2021 Chevrolet Corvette

2021 Chevrolet Corvette

NHTSA ID Number: 10222665 Manufacturer Communication Number: 22-NA-041 Summary This service bulletin provides repair information to correct a customer concern of Air Conditioning Not Blowing Cold Air.   Condition Some customers may comment on the air conditioner (A/C) not blowing cold air.   Cause The cause of the condition may be the air conditioning clutch is open. … Read more

AC Blows Warm or Poor Performance – 2020-2021 GM

General Motors

NHTSA ID Number: 10216361 Manufacturer Communication Number: PIT5099F Summary This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.   Condition / Concern Customer may comment that … Read more

No A/C – A/C Blows Warm Air – DTC P0534 – 2021 Chevrolet Bolt

2021 Chevrolet Bolt

NHTSA ID Number: 10193463 Manufacturer Communication Number: PIC6436   Summary This Preliminary information communicates to technician’s if they have a low mileage vehicle with an Air Conditioning inoperative condition with a P0534 to inspect the Air Compressor for leak and the possible area of the leak. Once verified of the leak in the compressor area to replace … Read more

SES MIL / AC Blows Warm Air / Fuse F4DR Open / DTC B1AA3 U3018 U3505 – 2021-2022 Cadillac Chevrolet GMC

2022 Chevrolet Suburban

NHTSA ID Number: 10204460 Manufacturer Communication Number: PIT5869   Summary This Preliminary information communicates an issues with an SES MIL, A/C blowing warm air and DTC’s B1AA3 U3018 U3505 due to Fuse F4DR open.  Dealers are to inspect the wiring in the front floor console.     12 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021-2022 CADILLAC … Read more

A/C Blows Warm Intermittently and/or Takes a Long Time to Start Cooling – 2020-2021 Chevrolet GMC

2021 Chevrolet Blazer

NHTSA ID Number: 10205570 Manufacturer Communication Number: 21NA248   Summary This technical bulletin provides a procedure on the A/C blows warm air intermittently and/or takes a long time to cool.   2 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET EQUINOX 2020-2021   Condition Some customers may comment on the A/C blows warm air intermittently and/or takes a … Read more