Know Your Shipping Guidelines When Returning Parts to the Warranty Parts Center

Know Your Shipping Guidelines When Returning Parts to the Warranty Parts Center

In order to better understand and help resolve product issues quickly, the GM Warranty Parts Center (WPC) occasionally requests the return of specific parts replaced at dealerships through the Global […]

July 16, 2021
Engine Misfire Detected without Drivability Concerns

Engine Misfire Detected without Drivability Concerns

An engine misfire DTC may be set on some 2020-2021 Silverado 1500 and Sierra 1500 models equipped with the 5.3L V8 engine (RPO L84). However, the misfire may not be […]

July 16, 2021
Photos Increase the Value of Feedback in Engineering Information Lite Bulletins

Photos Increase the Value of Feedback in Engineering Information Lite Bulletins

Seeing how a condition affects vehicle operation is critical to proper diagnosis. That’s why GM requests photos to be included when possible with Field Product Reports (FPR) that are part […]

July 16, 2021
Buckle to Drive Added to More Upcoming Models

Buckle to Drive Added to More Upcoming Models

The Buckle to Drive feature that prevents drivers from shifting out of Park until the seat belt is buckled will be included as standard equipment on more upcoming GM models, […]

July 16, 2021
Transfer Case Input Seal Installation

Transfer Case Input Seal Installation

Seal installation depth is critical when replacing the transfer case input seal. On some 2020-2021 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 10L1000 10-speed automatic transmission (RPO MGM, […]

July 16, 2021
Freezing Turbocharger Wastegate Regulator Solenoid Valve

Freezing Turbocharger Wastegate Regulator Solenoid Valve

  Some 2016-2019 Cruze models equipped with the 1.4L engine (RPO LE2) may have DTC P0234 (Engine Overboost) and P0299 (Engine Underboost) set while driving in colder weather. Due to […]

July 16, 2021
Wiring Harness Damage

Wiring Harness Damage

Several Driver Information Center warning messages may display on some 2019-2021 Blazers, including service brake, service steering, reduced power and other messages. The Check Engine MIL also may be illuminated […]

July 16, 2021
What are Your Thoughts? Take the TechLink Survey Today

What are Your Thoughts? Take the TechLink Survey Today

At TechLink, our focus is to always bring you the latest on diagnostic and technical repair information, new model features and special tools operation, plus all the news that affects […]

July 16, 2021
Exhaust Control Valve Actuator Replacement

Exhaust Control Valve Actuator Replacement

Several exhaust-related DTCs may be set in the Engine Control Module on some 2020-2021 CT4 and CT5 models equipped with the 2.7L engine (RPO L3B) or 3.0L engine (RPO LGY). […]

June 29, 2021
Update: Silverado 2500HD/3500HD and Sierra 2500HD/3500HD Brake Pads

Update: Silverado 2500HD/3500HD and Sierra 2500HD/3500HD Brake Pads

Some 2020-2021 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD models may have a brake squeal condition caused by the low scorch friction material used on the original brake pads. To reduce the […]

June 29, 2021
2022 OE Battery Ratings Chart

2022 OE Battery Ratings Chart

An updated Original Equipment (OE) Battery Ratings chart, with added specs for 2022 models, is now available for use when testing batteries using the EL-50313 GR8 Battery Tester/Charger and EL-52800 […]

June 29, 2021
Harsh Downshift and Upshift Conditions

Harsh Downshift and Upshift Conditions

A harsh 5-4 downshift and harsh 1-2 upshift may be felt on some 2017 Colorado and Canyon models equipped with the 8-speed 8L45 automatic transmission (RPO M5T). These shift conditions […]

June 29, 2021
Inoperative Hood Release Buttons

Inoperative Hood Release Buttons

The electrical hood release buttons (Fig. 11) may be inoperative and a Hood Ajar message may be displayed on the Driver Information Center on some 2020-2021 Corvette models. The hood […]

June 29, 2021
Squeak Sound from Exhaust System

Squeak Sound from Exhaust System

Some 2016-2021 Camaro models equipped with the 3.6L V6 engine (RPO LGX) may have a squeak sound coming from the exhaust system while driving over bumps. The sound may be […]

June 29, 2021
Performing Successful Warranty Reprogramming Events

Performing Successful Warranty Reprogramming Events

In order to ensure successful and complete repairs are made when reprogramming control modules, GM reviews module reprogramming warranty claim information and compares it to Service Programming System (SPS) reprogramming […]

June 29, 2021
Rear Seat Belt Comfort Guides No Longer Included on Some Vehicles

Rear Seat Belt Comfort Guides No Longer Included on Some Vehicles

Rear Seat Belt Comfort Guide packages for the second- and third-row seats, if equipped, are now available to order for 2022 XT4, XT5, XT6, Blazer, Traverse and Acadia models. These […]

June 29, 2021
GM Service Know-How Emerging Issues

GM Service Know-How Emerging Issues

The monthly GM Service Know-How Emerging Issues seminars provide service/technical information on current issues and GM certified repairs. The latest service topics from GM Brand Quality and Engineering covered in […]

June 29, 2021