The all-new Duramax® Diesel 3.0L inline 6-cylinder turbocharged engine (RPO LM2) delivers plenty of power — producing 282 horsepower and 450 lb.-ft. of torque — along with impressive fuel economy […]

The diesel exhaust brake available on 2020 Silverado and Sierra light-duty and HD models equipped with the 3.0L Duramax diesel engine (RPO LM2) or 6.6L Duramax diesel engine (RPO L5P) […]

A new LT1 V8 performance model (RPO 1LZ) leads the changes for the 2020 Camaro lineup along with a new available 10-speed automatic transmission on V6 models. Here’s a look […]

Some 2019 Enclave and Traverse models may have an illuminated Check Engine MIL along with an engine ticking noise, coolant loss or very dark colored oil in 3.6L V6 engines […]

There may be no or low oil pressure along with DTC P06DD (Engine Oil Pressure Control Solenoid Valve Performance) set on some 2014-2019 Silverado LD, Sierra LD; 2015-2019 Escalade, Tahoe, […]

Some 2016-2019 Volt models may experience a no start condition, multiple Driver Information Center (DIC) messages, and/or a loss of low speed Local Area Network (LAN) communication. If any of […]

Some 2019 Malibu models equipped with the VT40 CVT automatic transmission (RPO MRG) may have an illuminated Check Engine lamp and the Automatic Engine Stop/Start system is not working. DTC […]

An updated Engine Oil Capacities chart for the 2019-2020 model years is now available under the Reference Chart menu. The chart includes engine, RPO, specifications (liters and quarts) and oil […]

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 […]

A new performance calibration is available from Chevrolet Performance for 2017-2019 Camaro ZL1 models (in Canada, 2019 Camaro ZL1 models only) that enhance launch capabilities on the drag strip. (Fig. […]

The Certified Service Mobile Toolbox (CSMT) offers easy, convenient access to the Field Product Reporter app, Pre-Repair Authorization app and other service applications for GM dealerships (U.S.). But did you […]

The Global In-Vehicle Technology Library offers a variety of information covering GM’s infotainment systems, from capabilities by vehicle to operating features of specific systems. The materials and videos available in […]

The 2nd-row seat mounting bolt tightening sequence on 2017-2020 Acadia, XT5; 2018-2020 Enclave, Traverse; 2019 Blazer; and 2020 XT6 models may not be clear to all technicians in the Service […]