GM is involved in a number of technical apprenticeship and education programs that help in training new technicians for dealerships. Developing a technician takes an investment in time by both […]
Some 2014-2016 Malibu models equipped with the 2.5L 4-cylinder engine (RPOs LKW, LCV) may have an illuminated Check Engine MIL and the following DTCs set in the Engine Control Module […]
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 […]
Transmission Whine Sound
March Service Newsletter from the Experts at GM TAC
Vehicle Alignment and Super Cruise
Rear Axle Differential Lock Control Actuator Condition
Diesel Exhaust Fluid Supply Pipe Contamination
FSE Technician Recognition Awards – 1st Quarter 2024
Crankshaft Bearing Diagnosis
Convertible Top Water Leak
Power Tonneau Cover Tips
GM Service Know-How Emerging Issues
MDI 2 Advanced Setup Technical Tips Update
Fuel Feed Pipe Buzzing Sound
February Service Newsletter from the Experts at GM TAC
Exhaust Resonator Rattle
Heated Steering Wheel Operation During a Remote StartGM Dealer Equipment (GMDE)
TAC Newsletter March 2024
TAC Newsletter February 2024
Techline Connect Tips March 2023
The EL-52800 Diagnostic Charge Battery Station (DCBS) is the recommended and approved tool for diagnosing battery replacements and submitting battery warranty claims. And effective January 1, 2024, the DCBS (Fig. […]
A new feature will make logging into Techline Connect easier and quicker for users. Previously, Techline Connect had its own unique login, using the Techline Connect desktop icon, and users […]
Take a detailed look at a wide range of innovative features and advanced systems found on GM vehicles to gain a better understanding of proper operation. Each short video reviews how a feature works, highlights operating tips and shows ways to customize settings, if applicable.
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