Poor Heater Performance On Drivers Side – 2019-2021 Cadillac Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10204458 Manufacturer Communication Number: PIT5868   Summary This Preliminary information communicates an issues will low or poor heater performance on the drivers side.  Dealers are to inspect the HVAC temperature door linkage and if ok replace the heater core.     13 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV … Read more

Tail Lights Remain On After Passive Locking and/or Dead Battery – 2022 Chevrolet GMC

2022 Chevrolet Silverado 1500

NHTSA ID Number: 10204464 Manufacturer Communication Number: PIT5849D   Summary This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle.  This condition can lead to a dead battery.  GM Engineering has released a fix and dealers are to reprogram the BCM … Read more

Unable To Select Sport Mode – 2022 Chevrolet Silverado & GMC Sierra 1500

2022 Chevrolet Silverado 1500

NHTSA ID Number: 10204466 Manufacturer Communication Number: PIT5871 Summary This Preliminary information communicates an issue with the IPC incorrectly listing Sport mode as a selection and engineering is working on a fix to remove it.     Condition Driver Mode Control menu list a Sport mode, but it cannot be selected. You will be able to change … Read more

Poor Heater Performance On Drivers Side – 2019-2021 Cadillac Chevrolet GMC

2020 Chevrolet Silverado

NHTSA ID Number: 10205563 Manufacturer Communication Number: 21NA237   Summary This technical bulletin provides a procedure to perform a cooling system flush to remove possible debris from the cooling system pipes.     20 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV 2021 CHEVROLET 3500 2020-2021 CHEVROLET SILVERADO 1500 2019-2021 CHEVROLET SILVERADO 2500 … Read more

Radio Software Version V808 USB Update – 2019-2020 Cadillac Chevrolet GMC Holden

2020 Cadillac CT6

NHTSA ID Number: 10205543 Manufacturer Communication Number: 20NA171   Summary This service bulletin provides repair information to correct a customer concern of software issues with Radio Software Version V808.     18 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT6 2019-2020 CADILLAC XT4 2019 CHEVROLET BLAZER 2019 CHEVROLET CAMARO 2019 CHEVROLET COLORADO 2019-2020 CHEVROLET EQUINOX 2019-2020 CHEVROLET … Read more