GMC

Fuel Tank Hard To Fill Possible MIL With DTC P0446 – 2018-2020 Chevrolet Equinox & GMC Terrain

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2020 Chevrolet Equinox

NHTSA ID Number: 10201280 Manufacturer Communication Number: PIP5496C Summary This Preliminary information communicates an issue inside the fuel tank where the fuel vent hose may be disconnected from the fuel pump module assembly and  recommended repair procedures.   Condition Fuel tank hard to fill with fuel, evaporative emission canister saturated with fuel and possible DTC P0446.   … 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

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:   Cause The cause of these concerns could be an aftermarket device plugged inline with … Read more

Rattle Noise from Driver’s Side Dash Area – 2020-2022 Chevrolet Silverado & GMC Sierra 2500HD/3500HD

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2022 Chevrolet Silverado 2500

NHTSA ID Number: 10202395 Manufacturer Communication Number: PIT5853 Summary This Preliminary information communicates information on correcting a rattle noise on driver side of cowl heat shield.   Condition Some customers may comment on a rattle noise from the driver side dash area in park at idle or while driving.   Cause The retainer clips that hold the … Read more