The Low Oil Light may be illuminated on some 2014-2019 CTS models equipped with the 2.0L 4-cylinder engine (RPO LTG). If the Low Oil Light is on, it may be […]

A wind noise condition or a water leak at the front of the roof or top of the windshield may be found on some 2014-2019 ATS and CTS models. If […]

A vibration may be felt or a noise heard during hard acceleration on some 2015-2018 Colorado and Canyon models equipped with the 3.6L V6 engine (RPO LGZ) and 8L45 automatic […]

Some 2017-2018 Escalade, Tahoe, Suburban, and Yukon models may require replacement of the power liftgate assist actuator. Prior to replacing the power liftgate assist actuator, verify the liftgate actuator grommet […]

The Mark of Excellence program has recognized the achievements of GM dealership personnel for more than 20 years. (Fig. 15) With over 90 percent of GM dealerships enrolled in the […]

The GM Field Product Reporter (FPR) mobile application (U.S. only) makes it easy to create and submit a product report in only a few steps using your mobile phone. The […]

The 6.6L Duramax diesel engine (RPO L5P) and Allison 6-speed transmission (RPO MW7) available in 2017-2018 Silverado, Sierra; and 2019 Silverado 2500/3500 and Sierra 2500/3500 models have several different operating […]

Some 2016-2017 ATS, CTS, CT6, Camaro; 2017 LaCrosse, XT5 and Acadia models equipped with the 3.0L V6 engine (RPO LGW) or 3.6L V6 engine (RPO LGX) may have a hollow […]

The power liftgate may stop when opening from the fully closed position (usually opening not more than 15 inches, or 38 cm) or will not close from the open position […]

A body creak sound or rattle may be heard near the upper header by the liftgate hinge on some 2018-2019 XT5 models. The sound or rattle may be caused by […]

Vibration issues are some of the most challenging conditions to accurately diagnose and repair. To help with diagnosis, the CH-51450 Pico Oscilloscope Diagnostic Kit with NVH was released for all […]

10218.12V – Emerging Issues (U.S.) December 13, 2018 The monthly GM Service Know-How Emerging Issues seminars provide service/technical information on current issues and GM certified repairs. The latest service topics […]

Recent GM studies have shown that automatic transmission oil cooler flush requirements have limited benefit on many current transmission repairs. Based on the studies, GM will no longer require a […]

The Active Noise Cancelation (ANC) module filtering function may not be operating properly or the ANC microphone may not be seated correctly in the headliner on some 2016-2018 Malibu models. […]