Resolving Service Programming System Errors
There are several Service Programming System (SPS) errors that can be resolved by following some basic steps, and do not require replacing the control module, on 2000-2025 GM models. No […]
There are several Service Programming System (SPS) errors that can be resolved by following some basic steps, and do not require replacing the control module, on 2000-2025 GM models. No […]
The Tremec DCT TR9080 dual clutch transmission (RPO M1L, M1M) on 2020-2024 Corvettes features an external canister filter that should be replaced at the initial 7,500-mile (12,000-km) maintenance service. After […]
The GM Field Service Engineer (FSE) Technician Recognition Awards (U.S.) celebrate the skill and dedication of dealership technicians who have recently worked with FSEs on challenging repairs. Technicians at GM […]
There may be a noise from the bell housing area of the DCT TR9080 transmission (RPO M1L, M1M) on some 2020-2024 Corvettes along with a number of DTCs set in […]
The monthly GM Service Know-How Emerging Issues seminars provide service/technical information on current issues and GM-certified repairs. This month the seminar covers a tear down and inspection of the VT40 […]
The GM Tools and Equipment program recently introduced their latest tool organization program – the new GM Virtual Tool Crib (VTC). The Virtual Tool Crib application is designed to help […]
Some 2024 Silverado 3500 HD and Sierra 3500 HD models equipped with the 6.6L Duramax Diesel engine (RPO L5P) may have a fuel gauge that drops to empty and an […]
When testing bladed thermal fuses for an open or incomplete circuit, it’s critical to follow the proper procedures as outlined in the appropriate Service Information to reach a correct diagnosis […]
The latest diagnostic assistance from the professionals at the GM Technical Assistance Center is now available in the June GM Technical Assistance Center (TAC) Newsletter. It covers a number of […]
During repairs of the folding top on 2016-2024 Camaro convertible models, there are several key tips to follow to ensure proper operation of the folding top and to help prevent […]
A Side Detection System Temporarily Unavailable message may be displayed on the instrument cluster of some 2024 Silverado 2500 HD/3500 HD and Sierra 2500HD/3500 HD trucks. There also may be […]
The 10-speed automatic transmission (RPO MGM, MGU, MHO, MHS, MHT, MHU, MHX, MKM, MQA, MQB, MQC, MQ2, MI2) on some 2023 CT4, CT5, Silverado, Sierra, Escalade; and 2023-2024 Silverado 2500 […]
Transport Mode, which puts the vehicle’s modules in a low power mode, reduces the electrical parasitic load on the 12V battery on traditional internal combustion engine vehicles as well as […]
The Techline Connect (TLC) application does not support GlobalConnect user IDs or PC login IDs that include spaces or special symbols. Using IDs with these characters may lead to possible […]
If an error occurs when launching the Techline Connect (TLC) application, the first solution is often to try to restart TLC. However, it the application still does not start correctly, […]
Some 2019-2024 Malibu; 2020-2024 Encore GX; and 2021-2024 Trailblazer models equipped with the VT40 CVT transmission (RPO MRG) may have a loss of forward gear or slipping condition. DTC P2714 […]
A slipping Drive or no Drive condition may be present along with DTCs P0746 (Transmission Control Solenoid Valve 1 Stuck Off) or P0747 (Transmission Control Solenoid Valve 1 Stuck On) […]
The monthly GM Service Know-How Emerging Issues seminars provide service/technical information on current issues and GM-certified repairs. This month the seminar highlights operation of the Next One HFO HVAC machine. […]
Successfully replacing ceramic glow plugs (Fig. 1) in diesel engines requires carefully handling of the plugs and following the proper service procedures in order to prevent potential performance issues. […]
The Techline Update Manager application is currently part of a staggered update to Techline Connect, with additional dealerships receiving the update weekly. The new Techline Update Manager (TUM), which is […]
The stabilizer bar connects between the left and right shock assemblies through the stabilizer link and stabilizer shaft insulators on 2023-2024 LYRIQ; and 2024 Blazer EV and Equinox EV models. […]
The latest diagnostic assistance from the professionals at the GM Technical Assistance Center is now available in the May GM Technical Assistance Center (TAC) Newsletter. It covers a number of […]
Several features, including Forward Collision Alert and Lane Keep Assist, may not operate properly on 2018-2024 Equinox and Terrain models (equipped with RPOs UHX, UHY, UEU, UE4, UKC, UKJ) after […]