GM Techline has an available texting service that is a convenient way to follow-up with technicians on open cases with the Techline Customer Support Center (TCSC). Using the service means […]

A Low Coolant message may be displayed on the Driver Information Center of some 2017-2018 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P). An inspection […]

When draining and filling the cooling system on 2017-2018 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P), the correct special tools must be used. In […]

A moan sound may be heard from the rear of some 2016-2017 Camaro models while making a turn when the vehicle is cold or has sat for several hours. The […]

10218.02V – Emerging Issues February 8, 2018 The latest service topics from GM Brand Quality and Engineering are covered, including a demonstration using an on-car brake lathe (Fig. 13) and […]

You’ve probably noticing that the GM TechLink website has a new look. It’s part of our efforts to continually update and revise TechLink in order to add to its functionality […]

A change was made recently to the websites (U.S.) for GM dealer services, tools and equipment that will make it easier and more convenient for GM dealerships to shop for […]

A rough idle, low power and an illuminated Malfunction Indicator Lamp (MIL) may be found on some 2016-2017 Acadia, Enclave and Traverse models. Several DTCs also may be set for […]

After major engine repairs, low engine oil pressure and DTC P06DE (Engine Oil Pressure Control Solenoid Valve Stuck On) set in the Engine Control Module (ECM) may be the result […]

As the saying goes, pictures are worth a thousand words, but videos are also pretty helpful in explaining a step in a service procedure. And, if there is a website […]

The self-diagnosing Proactive Alerts, a feature of OnStar Advanced Diagnostics, are designed to help predict specific types of potential performance degradation of the battery, starter motor, and fuel delivery system […]

Some 2013-2018 Encore and 2014-2018 Trax models equipped with full-time All-Wheel Drive (AWD) (RPO F46) may display an illuminated Malfunction Indicator Lamp (MIL) and/or a Service AWD message on the […]

The new 2018 Regal features the first GM application of Continental ContiSilent tires, which are manufactured with quiet foam within the tires for a quieter ride on the road. (Fig. […]

10218.01V – Emerging Issues January 11, 2018 The latest service topics from GM Brand Quality and Engineering are covered, including an in-depth look at brake rotor lateral runout (Fig. 14) […]