Repair Tips

Musty Odor from HVAC Vents on Startup – 2013-2016 Cadillac ATS & 2014-2016 Cadillac CTS Sedan

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2016 Cadillac ATS

NHTSA ID Number: 10134600 Manufacturer Communication Number: PI1408E   Summary This preliminary informational bulletin provides a procedure to install a ionizer, clean evaporator and inspect the drain tube on vehicles that exhibit a condition of a musty odor from the HVAC vents on start up. This preliminary informational bulletin provides a revision of PI1408C to update information … Read more

Intermittent No Crank, IP Gage Fluctuation, Intermittent Door Lock Cycling, Intermittent Chime Operation, Various IP Warning Lamps Illuminated, Transmission May Not Shift, Engine May Stall, Communication DTCs – 2007-2014 Cadillac Chevrolet GMC HUMMER

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2014 Chevrolet Silverado

NHTSA ID Number: 10113715 Manufacturer Communication Number: 08-07-30-021H   Summary This technical bulletin provides repair information to correct customer concerns of loss of high speed GMLAN communications, intermittent no crank, IP gauge fluctuation, intermittent door lock cycling /chime operation, various IP warning lamps illuminated, transmission may not shift, communication DTCs U0073, U0100, U0101, U0102, U0109, U0121 or … Read more

Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion (Clean and Resurface Wheel Bead Seat) – 2022 and Prior GM Passenger Cars and Light Duty Trucks

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2022 Chevrolet Camaro

NHTSA ID Number: 10205740 Manufacturer Communication Number: 080310006H   Summary This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.     1 Affected Product Vehicle … Read more

Rough Harsh Ride – 2015 Cadillac Chevrolet GMC

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2015 Cadillac Escalade

NHTSA ID Number: 10115005 Manufacturer Communication Number: PIT5429 Summary This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have rough, harsh, or stiff ride. The concern is most noticeable between 35-55 mph on fairly smooth roads, when coming in contact with small road imperfections, or expansion joints. Technician will … Read more

Second Row Seat Belt Wet And/Or Carpet Wet Near The C-Pillar Area – 2015-2019 Cadillac Chevrolet & GMC

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2019 Chevrolet Tahoe

NHTSA ID Number: 10156907 Manufacturer Communication Number: PIT5426B Summary This Preliminary Information communication provides information to the technician for a water leak in in the second and third row seating area. Inspect the C-pillar which is the body vertical structure behind the rear passenger door area of the affected side of the vehicle for water intrusion or water marks … Read more