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

Malfunction Indicator Lamp On – Check Engine Light, DTCs P0011, P0014, P0021, P0024, P0341, P0346, P0366 or P0391 Set (Check Camshaft End Play and Perform Action as Outlined) – 2007-2010 Buick Cadillac Chevrolet GMC Pontiac Saturn

2010 Chevrolet Camaro

NHTSA ID Number: 10089226 Manufacturer Communication Number: 08-06-01-011K   Summary THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO PERFORM VARIOUS CHECKS AND REPAIRS TO CORRECT A CUSTOMER OF MALFUNCTION INDICATOR LAMP ON AND DTCS SET.   51 Affected Products Vehicles MAKE MODEL YEAR BUICK BUICK 9999 BUICK ENCLAVE 2008-2010 BUICK LACROSSE 2007-2010 CADILLAC CTS 2007-2008, 2010 CADILLAC SRX … 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

Rough Harsh Ride – 2015 GMC Sierra 1500 Denali

2015 GMC Sierra

NHTSA ID Number: 10115089 Manufacturer Communication Number: PIT5476   Summary This Preliminary Information communication provides information to the technician about vehicles that may have rough harsh ride. Technician will need to use the Pico Oscilloscope to evaluate the vehicle. If a rough/harsh/stiff ride has been determined to be the customer’s concern, following evaluation using the Pico Oscilloscope, … Read more