Vibration Or Shudder On Acceleration – 2013 -2016 Cadillac XTS & 2014-2016 Buick Regal

2016 Buick Regal

NHTSA ID Number: 10115110 Manufacturer Communication Number: PIP5090H   Summary This Preliminary Information communication provides information to the technician about vehicles that may have a noise, vibration or shudder on acceleration from a stop. Technician may find that the right front axle shaft is not fully seated into the transfer case. Technician will need to inspect the … Read more

Engine Spark Knock (Ping) Noise During Acceleration – 2014 Cadillac SRX

2014 Cadillac SRX

Subject: Engine Spark Knock (Ping) Noise During Acceleration Models: 2014 Cadillac SRX Equipped with 3.6L Engine (RPO LFX)     During acceleration there is an audible engine ping noise (commonly referred to as spark knock). This may be caused by the software within the Engine Control Module (ECM).   If performing diagnostics does not lead … Read more

Tailgate Cable Slack – 1998-2021 Cadillac Chevrolet GMC

2021 Chevrolet Silverado

NHTSA ID Number: 10193430 Manufacturer Communication Number: PIT3227Q   Summary This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.     … Read more

Whine, Scrape, Whistle Type Noise While Driving – 2011-2016 Chevrolet Cadillac Opel

2016 Cadillac ELR

NHTSA ID Number: 10154282 Manufacturer Communication Number: PIP5081L   Summary This Preliminary Information communication provides information to the technician about vehicles that may have whistle, scrape or whine type noise while driving that may be more noticeable during regenerative braking. Technician may find this noise emanating from the left side of the drive unit. The tech may … Read more

Dome Lamps Flash/Flicker On and Off when Operating Brake Pedal or Turn Signal – 2014-2015 Cadillac Chevrolet GMC

2015 Cadillac Escalade

NHTSA ID Number: 10114114 Manufacturer Communication Number: PI1268B   Summary This technical bulletin provides a procedure to replace both front overhead console lamps to correct a customer concern that when the dome lamps are off, if the brake pedal is applied or turn signal is operated, the dome lamp may flash on and off in any of … Read more