If you’re looking for more information about World Class Technician certification, want to download the Automotive Technician Recruiting & Retention Dealer Playbook, or would like more details about the new […]
The GM Service Information is updated daily in order to provide technicians with the latest, most accurate information available to quickly and correctly service GM vehicles. By taking a moment […]
The GM Global Diagnostic System 2 (GDS 2) provides for quick and simple data acquisition when communicating and diagnosing vehicle on-board electrical systems. While using GDS 2, it records all […]
The GM Accessory Assist Steps available on 2014-2019 Silverado, Sierra; and 2015-2019 Tahoe, Suburban, Yukon, Colorado and Canyon models help make it easier to get in and out of the […]
The rear spoiler of the 2019 Corvette ZR1 (Fig. 18) is installed at the dealership during the Pre-Delivery Inspection (PDI). After installation of the rear spoiler, it may be noticeable […]
The 2019 XT4 may have a rattle sound heard near the front of the 2.0L 4-cylinder engine (RPO LSY) due to a stuck or collapsed timing chain tensioner and, as […]
DTC P0171 (Fuel Trim System Lean) may be set in the Engine Control Module (ECM) and the Check Engine MIL may be illuminated on some 2011-2016 Cruze; 2012-2015 Volt; 2012-2019 […]
Some 2016-2017 CT6 models may have an intermittent whine sound from under the vehicle. The sound may be more pronounced under acceleration. The sound may be caused by contact between […]
The updated GE-52200-A Powertrain Lift Table (Fig. 1) allows for easy removal and installation of powertrain and chassis components as well as fuel tanks, suspension components, and EV/PHEV high voltage […]
The end of Windows 7 is rapidly approaching. Microsoft has announced that it will end support of Windows 7 Professional on January 14, 2020. In addition, the most recent GM […]
The Dealer Case Management (DCM) system (U.S.) enables dealership technicians to create, view and update GM Technical Assistance Center (TAC) cases in real time, reducing the time spent waiting on […]
The Check Engine MIL may be illuminated on some 2016-2018 ATS, CT6, CTS; 2017-2018 LaCrosse, XT5; and 2018 Enclave, Regal, and Traverse models equipped with the 3.0L V6 engine (RPO […]
Some 2018-2019 Equinox and Terrain models equipped with All-Wheel Drive (AWD) or driver-selectable Four-Wheel Drive (4WD) may have a click sound originating from the rear of the vehicle when traveling […]
Some 2014-2018 Silverado 1500, Sierra 1500; 2015-2019 Escalade, Tahoe, Suburban, Yukon; 2016-2019 CTS-V, Camaro, Corvette; and 2019 Silverado and Sierra models equipped with the 4.3L engine (RPO LV1, LV3), 5.3L […]
The Check Engine MIL may be illuminated along with DTCs P0171 (Fuel Trim System Lean Bank 1) and/or P0174 (Fuel Trim System Lean Bank 2) set in the Engine Control Module (ECM) […]
The infotainment screen may flicker occasionally on some 2019 Volt models. The screen flickering (Fig. 18) may be due to the component packaging inside the instrument panel, which may not […]
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 […]
Bolt EV Front Seatback Cover Replacement
Tech2Win and GDS 2 Updates Released
Guidelines for Returning Parts to the Warranty Parts Center
Remote Link App No Longer Available
Inoperative Active Safety System with DTCs Set
Vehicle Pulls During Regenerative Braking
PCV Drain Tube Deletion
Use Replacement Fasteners with Conductive Finish for Electrical Ground Repairs
7th Annual Honoring Our Heroes Silent Auction Offering Special Edition Toolboxes
New Diagnostic Charge Battery Station Available Soon
End of Windows 7 Support
Multiple Electrical Concerns Due to Wiring Harness Contact
Generator Conditions Due to Water Leak
10-Speed Automatic Transmission Control Valve Body Bolt Kit
Hybrid and EV Emergency First Responder Information
GM Service Know-HowPropulsion System Lift Table
Trailer Presence Tester
Diagnostic Charge
Battery Station
The next generation Diagnostic Charge Battery Station (DCBS), available beginning in July 2019 from GM Dealer Equipment, promises to make battery testing faster and easier. Integrating the latest technology, the […]
Techline computers in GM dealerships running a Windows 7 Professional operating system (OS) must be replaced by December 31, 2019 in order to receive assistance from the Techline Customer Support […]
2019 GM models feature a variety of technology and new systems that may be unfamiliar to technicians and service consultants in GM dealerships. Following are several videos highlighting new features […]
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