As more new vehicle components feature coaxial (COAX) cables in high frequency applications, including cellular and GPS antennas, Wi-Fi, and image display cameras, a new kit has been released from […]

10218.10V – Emerging Issues (U.S.) October 11, 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 […]

One or both of the Remote Keyless Entry transmitters, or key fobs, with passive entry and passive start (Fig. 4) functionality may be inoperative from initial use on some 2016-2019 […]

The passive unlocking feature (RPO ATH) can be enabled and disabled on 2019 CT6, Escalade, XT4, Bolt EV, Camaro, Cruze, Malibu, Silverado 1500, Spark, Suburban, Tahoe, Trax, Volt, Acadia, Sierra […]

Some 2015 City Express models may have a misfire condition along with any of the following DTCs set in the Engine Control Module (ECM): P0011, P0075, P0300, P0301, P0302, P0303 […]

Some 2016-2018 Camaro models may show a paint chip (Fig. 10) or wear mark (marring) (Fig. 11) on one or both of the rocker panel moldings. The chipping or marring […]

There may be excessive play in the steering or the steering may feel loose on some 2016 Silverado 2500/3500 and Sierra 2500/3500 trucks. There also may be a small power […]

When servicing a 2016-2019 Volt (2nd Generation) high voltage battery, it may be possible to neglect to remove the four fasteners on top for the Manual Service Disconnect (MSD) base […]

When some 2017-2019 CTS; 2018-2019 ATS, XTS, Terrain; 2019 CT6, XT4, Camaro, Colorado, Equinox, Silverado, Volt, Canyon and Sierra models equipped with infotainment system RPOs IOS, IOT, or IOU (Fig. […]

The rear fascia gap near either tail lamp on some 2016-2018 Camaro models may be more noticeable in hot temperatures. (Fig. 14) The gap is due to a possible misalignment […]

Several injector timing-related DTCs may be set along with an illuminated Check Engine light on some 2017-2018 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P). […]

The Sliding Cam Valve Lift System (SCS) on the new 2.0L 4-cylinder, turbocharged engine (RPO LSY) in the 2019 XT4 delivers a combination of performance and efficiency with three distinct […]

GM’s global repair strategy for large wiring harnesses (body, engine, instrument panel, forward lamp, headliner, and truck chassis) is to repair/replace the components (cables, terminals, connectors, etc.) instead of replacing […]