Lane Keep Assist And Lane Departure Warning Functionality – 2016-2019 Buick Cadillac Chevrolet GMC

2019 Chevy Equinox

NHTSA ID Number: 10144464 Manufacturer Communication Number: PIT5481D Summary This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with 2016 model year Lane Keep Assist Regular Production Option Code (UHX) replaced Lane Departure Warning Regular Production Option Code (UFL). Lane Keep Assist is designed to assist the … Read more

Rear Park Assist Symbols Unavailable Message / No Steering Guide Lines / Rear Park Assist Warning Triangle Displayed Incorrectly – 2014-2015 Chevrolet & GMC

Chevrolet & GMC

NHTSA ID Number: 10115135 Manufacturer Communication Number: PIT5398A Summary This Preliminary Information communication provides information to the technician about vehicles that may have the rear vision camera system displaying “Rear Park Assist Symbols Unavailable” and the steering grid lines displayed do not show. If the vehicle is in reverse, the rear vision camera will display “Rear Park … Read more

Perceived Brake Fluid Leak At Caliper Piston Boot – 2014-2021 Cadillac Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10185734 Manufacturer Communication Number: PIT5479D   Summary This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the … Read more

Squeak Chirp Whistle Rattle Type Noise from Rear of Vehicle (Passive Exhaust Valve) or Buffeting Vibration Drone Exhaust Tone Change Body Pressure Booming (AFM Exhaust) – 2014-2017 Cadillac Chevrolet & GMC

2017 Cadillac Escalade

NHTSA ID Number: 10184134 Manufacturer Communication Number: PIT5404G   Summary This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a buffeting vibration and/or drone type noise, exhaust tone change, and/or body pressure booming.  Replace or repair any of the issue that was found in the inspection. If … Read more

Unwanted Grade Braking, Low Power, and/or Transmission Busy Shifting / P057B, P057C, and/or P057D – 2012-2018 Cadillac Chevrolet GMC

2018 Cadillac Escalade

NHTSA ID Number: 10123219 Manufacturer Communication Number: PIT5206F Summary This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages “ Brake Pedal Override Feature “, transmission busy or frequent shifting up or down, and Diagnostic … Read more