Headlight Performance (BCM Calibration and Bulbs) – 2014-2015 GMC Sierra

2015 GMC Sierra

NHTSA ID Number: 10115046 Manufacturer Communication Number: PIT5374B   Summary This Preliminary Information communication provides information to the technician about vehicles with poor headlight performance when driving in very dark rural areas. Technician should perform normal diagnostics first. If no issue found or the customer is still has complaint the Body Control Module for vehicles built before … Read more

Diagnostic Tip – Additional Brake Pedal Effort – 2014-2019 Cadillac Chevrolet GMC

Chevrolet GMC Cadillac

NHTSA ID Number: 10145479 Manufacturer Communication Number: PIT5361D Summary This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have issues were the customer will need increased effort to depress the brake pedal. Technician may find fluid in the brake booster and/or the booster vacuum line. Technician will … Read more

Use of Surface Conditioning Disks When Cleaning Gasket Sealing Surfaces and/or Reused Parts – GM Passenger Cars and Trucks

General Motors

NHTSA ID Number: 10222732 Manufacturer Communication Number: 00-06-01-012L Summary This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.   The Use of Surface Conditioning Disks Notice: Do not use abrasive pad/bristle devices to clean the gasket surfaces of … Read more

Hiss Noise Or Gurgle Noise From Dash – Reduced Heater Performance – 2010-2015 Chevrolet Camaro

2015 Chevrolet Camaro

NHTSA ID Number: 10113944 Manufacturer Communication Number: PIC5984B   Summary This Preliminary Information communication provides information to the technician the steps needed to diagnosis and repair vehicles with a noise can be heard from the dash area while the engine is running. Some vehicles may have a heater with reduced performance. Technician will gain access to the … Read more

Front Seat Lateral Movement and/or Click Type Noise While Driving – 2014 Chevrolet Silverado & GMC Sierra

2014 Chevrolet Silverado

NHTSA ID Number: 10113760 Manufacturer Communication Number: PI1183A   Summary This preliminary informational bulletin provides repair information for a customer concern of front seat lateral movement and/or click type noise while driving.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2014 GMC SIERRA 1500 2014   Condition/Concern The driver and/or passenger seat lower … Read more