The latest update to the Techline Connect software that was recently released includes changes designed to enhance the efficiency and productivity of the application. (Fig. 21)   Fig. 21   […]

The Mark of Excellence program (U.S.) (Fig. 23) recognizes the achievements, professionalism, and commitment of many members of the GM dealership community. For 2021, service technicians enrolled in the program […]

A number of fuel-related DTCs may be set on some 2017-2018 Silverado, Sierra; 2019-2021 Silverado 2500HD/3500HD, Sierra 2500HD/3500HD, and Silverado 4500HD/5500HD/6500HD models equipped with the 6.6L Duramax diesel engine (RPO […]

Some 2021 Tahoe, Suburban, Yukon and Escalade models may have a Service Theft Deterrent message on the instrument cluster and several DTCs set, including: B113C (Security Indicator Control), B13AC (Lane […]

The Field Service Engineer (FSE) Technician Recognition Awards (U.S.), a new recognition program that celebrates the skill and dedication of dealership technicians who have recently worked with FSE’s on challenging […]

The 3.0L Duramax diesel engine (RPO LM2) on some 2020-2021 Silverado and Sierra models and 2021 Tahoe, Suburban, Yukon and Escalade models may have possible terminal corrosion in the coolant […]

A fuel odor from the engine compartment may be found on some 2020-2021 Encore GX and 2021 Trailblazer models equipped with the 1.3L engine (RPO L3T). Perform an inspection of […]

When replacing the hood latch (Fig. 16) on 2016-2018 Camaros, the service replacement hood latch will require the use of a new connector. The new service latch has a three-wire […]

When changing tire and wheel sizes on 2003-2021 GM models, a new tire calibration will be needed. GM offers tire calibrations for tires that have been sized, tested and designed […]

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 […]

A new Original Equipment (OE) Battery Ratings chart is now available for use when testing batteries using the EL-50313 GR8 Battery Tester/Charger and EL-52800 Diagnostic Charge Battery Station (DCBS). The […]