Engine Wire Harness Chafing / IPC Gauges Sweep / IPC Warning Message / SES/Check Engine/MIL / No Start / No Crank / Runs Rough / Stalls / Reduced Engine Power / Various DTCs – 2019-2021 Cadillac Chevrolet GMC

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10224856 Manufacturer Communication Number: 21-NA-149 Summary This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.   Condition 1 This Condition pertains to vehicles equipped with engine 2.7L, L3B only. Some customers may comment on any of the following concerns: – SES MIL – No Start – No … Read more

Diesel Fuel Gelling in Cold Temperatures Causing In-Tank Fuel Pump Whine and Driveability Concerns – 2010-2020 GM Passenger Cars & Trucks

2020 Chevrolet Silverado

NHTSA ID Number: 10163226 Manufacturer Communication Number: 18NA103 Summary This Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians may find DTCs P0087, P018B, P228A, P228B or … Read more

SES light with DTCs P2635 and/or P018B setting in high ambient temperatures – 2014-2017 Cadillac Chevrolet & GMC

2016 Cadillac Escalade

NHTSA ID Number: 10123268 Manufacturer Communication Number: PIP5411F Summary This Preliminary Information communication provides information to the technician about vehicles that may have hesitation or a stalling condition while in ambient temperatures 100 degrees or higher. Technician may find Diagnostic Trouble Codes P2635 and or P018B set. The dealer is advised to replace the in tank fuel … Read more

Diagnostic Tip for Malfunction Indicator Lamp (MIL) Illuminated, DTC U18A2 and/or P018B – 2016 Chevrolet Malibu

2016 Chevrolet Malibu

NHTSA ID Number: 10134543 Manufacturer Communication Number: 16-NA-154   Summary This technical bulletin provides diagnostic information for malfunction indicator lamp (MIL) illuminated, DTC U18A2 and/or P018B.   1 Affected Product Vehicle MAKE MODEL YEAR CHEVROLET MALIBU 2016     SEOCONTENT-START Bulletin No.: 16-NA-154 Date: May, 2016 Service Bulletin TECHNICAL Subject: Diagnostic Tip for Malfunction Indicator Lamp (MIL) … Read more

Stalling – Hesitation – Lack Of Performance P018B And/Or P2635 Setting In High Ambient Temperatures – 2013-2017 Buick, Cadillac, Chevrolet, GM, GMC

2017 Cadillac Escalade

NHTSA ID Number: 10114082 Manufacturer Communication Number: PIP5507B   Summary This Preliminary information communicates In ambient temperatures 100F (37.7 C)degrees or higher, DTCs P2635 and/or P018B may set.The vehicle may also exhibit a hesitation or stalling condition. Excessively Hot and sustained ambient temperatures over 100F (37.7 C) degrees Mainly in TX, AZ, UT, NV, CA, NM (could … Read more