Poor Engine Performance in Extremely Cold Weather Conditions, PCV Bypass Hose and Charge Air Cooler Icing for LUV Engines, Malfunction Indicator Lamp (MIL) Illuminated – DTC P0299, P0234, P0236, P2261, P2227, P00C7 Set – 2011-2020 Buick Chevrolet Opel Vauxhall

General Motors

NHTSA ID Number: 10218883 Manufacturer Communication Number: 22-NA-067 Summary This service bulletin provides a repair procedure to correct customer concerns of Poor Engine Performance in Extremely Cold Weather Conditions, PCV Bypass Hose and Charge Air Cooler Icing for LUV Engines, Malfunction Indicator Lamp (MIL) Illuminated.   Condition Some customers may comment that when driving in extremely cold … Read more

MIL Possible DTCs P1B10 And Or P1B0F – 2011-2013 Chevrolet & Opel

2013 Chevrolet Volt

NHTSA ID Number: 10163655 Manufacturer Communication Number: PIP4871D Summary This Preliminary Information communication provides information to the technician about vehicles that may have Malfunction Indicator Lamp on. Technician my find Diagnostic Trouble Code P1B0F and or Diagnostic Trouble Code P1B10 set in the Hybrid Powertrain Control Module. Dealer should explain to the customer that inadvertently shutting the … 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

P0604 Stored in the Hybrid Powertrain Control Module – 2011-2015 Chevrolet Volt, Opel Ampera & Vauxhall Ampera, & 2014-2016 Cadillac ELR

2015 Chevrolet Volt

NHTSA ID Number: 10162134 Manufacturer Communication Number: PIP5463A Summary This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on and may have a loss of propulsion. Technician may find Diagnostic Trouble Code P0604 set in the Hybrid Powertrain Control Module Technician will need to replace the (T6) Power Inverter … Read more

Reduced Propulsion Power without DTCs on Higher Mileage Vehicles – 2012 & 2016 Cadillac Chevrolet Opel

2016 Cadillac ELR

NHTSA ID Number: 10162109 Manufacturer Communication Number: PIC6292C Summary This Preliminary information communicates that a Propulsion Power is reduced message occurs during regular operation, and there are no DTCs present, then contact GM Technical Assistance for direction   3 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ELR 2016 CHEVROLET VOLT 2012 OPEL AMPERA 2012     [comment type=”hidden”] … Read more