Shake and/or Shudder During Light Throttle Acceleration Between 25 and 80 MPH (40 and 128 KM/H) at Steady Speed – 2015-2019 Cadillac Chevrolet GMC

2019 Chevrolet Corvette

NHTSA ID Number: 10163890 Manufacturer Communication Number: 18NA355 Summary This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.   47 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ATS 2016-2019 CADILLAC CT6 2016-2019 CADILLAC … Read more

Propulsion Power is Reduced without DTCs on Higher Mileage Vehicles – 2013-2015 Cadillac Chevrolet Opel/Vauxhall Holden

2013 Chevrolet Volt

NHTSA ID Number: 10163235 Manufacturer Communication Number: 19NA079 Summary This technical bulletin provides repair information to correct a customer concern of a Propulsion Power is Reduced message displayed in the DIC and without DTCs set on higher mileage vehicles by reprogramming the HPCM 2.   5 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ELR 2014-2015 CHEVROLET VOLT … Read more

Rear Park Assist Inoperable – 2019 Chevrolet Blazer & Cadillac XT4

2019 Chevrolet Blazer

NHTSA ID Number: 10161896 Manufacturer Communication Number: 19NA092 Summary This technical bulletin provides repair information to correct a customer concern of Rear Park Assist Inoperable.   2 Affected Products Vehicles MAKE MODEL YEAR CADILLAC XT4 2019 CHEVROLET BLAZER 2019     SEOCONTENT-START Bulletin No.: 19-NA-092 Date: May, 2019 Service Bulletin TECHNICAL Subject: Rear Park Assist Inoperable Brand: … Read more

Passenger Rear Seat Back (60%) Stuck in Down Position/Will not Raise Up and/or Front Seat Belt Height Adjuster Stuck in Full Down Position – 2019 Cadillac XT4

2019 Cadillac XT4

NHTSA ID Number: 10161923 Manufacturer Communication Number: 19NA112 Summary This informational bulletin provides information for dealers/technicians on informing customers on the release of a rear seat back (60%) stuck in down position/will not raise up, and/or front seat belt height adjuster stuck in the full down position.   1 Affected Product Vehicle MAKE MODEL YEAR CADILLAC XT4 … Read more

No Start, Loss or Reduction of Propulsion – DTC P0AFA and/or P0BBE Set – 2011-2015 Chevrolet Volt & 2014-2016 Cadillac ELR

2016 Cadillac ELR

NHTSA ID Number: 10161927 Manufacturer Communication Number: 19NA117 Summary This informational bulletin provides diagnostic information for a No Start, Loss or Reduction of Propulsion condition, advising the tech to test the battery packs and not just replace the 12 volt battery.   8 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ELR 2014-2016 CHEVROLET VOLT 2011-2015     … Read more