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 enables dealership technicians to create, view and update GM Technical Assistance Center (TAC) cases in real time, reducing the time spent waiting on a […]
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 […]
The front seatback cover on some 2017-2019 Bolt EV models may become detached between the upper seatback cover and the side air bag. An updated seatback cover design has been […]
An update to the Tech2win software (Version 2.336) was released on April 22 in TIS2Web. The software includes a fix for the MDI/MDI 2 Device Explorer not coming up for […]
The GM Warranty Parts Center (WPC) requests the return of parts replaced at dealerships in order to better understand and help resolve product concerns. Returned parts are analyzed by Brand […]
The OnStar Remote Link mobile app was removed from the Google Play Store and the Apple App Store in late March 2019. It was previously announced that updates for the […]
The Forward Collision/Active Safety System may be inoperative on some 2018-2019 Tahoe, Suburban, Yukon, and Escalade models. DTCs B390A 45 (Short Range Object Sensor – Variant Not Programmed), B390A 58 (Short Range […]
Some 2011-2019 Volt, 2014-2016 ELR, 2017-2019 CT6, and 2017-2019 Bolt EV models may pull to the left or right when the regenerative braking paddle on the back-left side of the […]
The 1.4L 4-cylinder engine (RPO LE2, LV7) and 1.5L 4-cylinder engine (RPO LYX, LFV, L3A) on 2016-2019 Encore, Cruze, Equinox, Malibu, Spark, Trax, Volt, and Terrain models features a Positive […]
Corroded or stripped electrical ground connections can cause a loss of module communication and other electrical system malfunctions, leading to unnecessary repairs and parts replacement. The electrical system relies on […]
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-How
New Chevrolet Silverado 4500HD, 5500HD, 6500HD Take on Medium-Duty Market
Silverado 4500HD, 5500HD, 6500HD Powertrain Operation
Requesting GM Upfitter Technical Assistance
Shipping Hazardous Materials to the Warranty Parts Center
Engine Performance and Fuel Range Conditions
Engine Tick or Squeak Noise
Wheelhouse Liner Interference
Frequent Navigation Service Has Expired MessagePropulsion 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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