Stop/Start System Malfunction, DTC P1064, P1065, P1068, P106F, P1070, P108D, P108E, or P1091 Set – 2016 Cadillac ATS, CTS

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2016 Cadillac ATS

NHTSA ID Number: 10201133 Manufacturer Communication Number: PI1518A Summary Stop/Start System Malfunction, DTS P1064, P1065, P1068, P1070, P108D, P108R, or P1091 Set – Equipped with Stop/Start System (RPO KL9)   Condition/Concern Some customers may comment that the message “Stop/Start System Disabled” appears on the DIC. There may be a poor ground terminal connection at G400.   Recommendation/Instructions … Read more

Engine Backfire and Related Driveability Issues – 1999-2002 Chevrolet & GMC B7 School Bus Chassis, C6/C7 Conventional Cab Medium Duty

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QUANTUM Technologies GM

NHTSA ID Number: 10195303 Manufacturer Communication Number: TSB-013 Summary Engine Backfire and Related Driveability Issues   This bulletin is being issued to assist technicians in efficiently diagnosing and correcting backfire and other related driveability concerns. When a vehicle is identified with a backfire it is recommended that the checks listed below be followed in the indicated order. … Read more

Odometer Displays Zero or Incorrect Mileage After Programming DTCs U1973 U197E U197F U2A90 U2A91 U1978 and/or U197F – 2020-2022 Buick Cadillac Chevrolet GMC

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Chevrolet Buick GMC Cadillac

NHTSA ID Number: 10202388 Manufacturer Communication Number: PIT5851 Summary This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.   Condition Some dealerships may comment that after a module is replaced and programmed, the odometer may display zero miles or the incorrect mileage. This … Read more

Converting To Fleet Key Option RPO 6E2 or 6E8 – 2015-2020 Chevrolet

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Chevrolet

NHTSA ID Number: 10202391 Manufacturer Communication Number: PIT5466D Summary This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code for 6E2 or 6E8. Technician will need to order the correct key part number … Read more

SPS Programming Issues / No Communication / IPC Gauges Erratic / Various IPC Warning MILs / Certain Cruise Control Speeds Will Not Set / Communication DTCs – 2019-2022 Chevrolet Silverado & GMC Sierra

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2022 Chevrolet Silverado 1500

NHTSA ID Number: 10202392 Manufacturer Communication Number: PIT5752B Summary This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device.   Condition You may encounter any of the following issues: IPC warning lights or messages IPC gauges erratic Cruise control may not set or not … Read more