Power Folding Top Does Not Cycle Completely
Some 2016-2023 Camaro convertible models (Fig. 1) may have a power top (RPO CM8) that does not fully complete the folding cycle. A Top Not Secure message also may be […]
Some 2016-2023 Camaro convertible models (Fig. 1) may have a power top (RPO CM8) that does not fully complete the folding cycle. A Top Not Secure message also may be […]
A rear tail lamp water leak on some 2018-2023 Equinox and Terrain models may result in a no start or extended crank condition, a drained battery, a fuel pump that […]
The rearview camera may be intermittently inoperable on some 2019-2022 Equinox and Terrain models. The digital HD rearview camera screen (RPO UVB, UV2) may display only a blue or black […]
There may be a poor connection issue with the electric engine coolant pump on some 2019-2022 Silverado 1500, Sierra 1500; 2021-2022 CT4 and CT4-V models equipped with the 2.7L turbocharged […]
The rear window glass on the liftgate of some 2021-2022 Tahoe, Suburban, Yukon and Escalade models (Fig. 12) may not open when using the switch on the liftgate or the […]
Several new design components may be needed to complete fuel system-related repairs on some 2019-2020 Cadillac CT6 models equipped with the 4.2L twin-turbo V8 engine (RPO LTA). (Fig. 15) The […]
Some 2021-2023 Tahoe, Suburban, Yukon and Escalade models may have a right rear door (Fig. 17) that requires alignment. If the rear door is not flush or sticks out excessively […]
Several DTCs set in the Engine Control Module (ECM) may be caused by an exhaust leak on some 2020-2022 Silverado 1500, Sierra 1500; 2021-2023 Tahoe, Suburban, Yukon and Escalade models […]
The headlamps may be turning on automatically during daylight conditions instead of the Daytime Running Lamps (DRL) on some 2022 Tahoe, Suburban, Yukon, Escalade and 2022-2023 Corvette models. (Fig. 6) […]
Some 2019-2022 Silverado 4500HD/5500HD/6500HD models may an illuminated ABS, traction control and/or brake warning MIL along with several DTCs set. These conditions may be due to an out-of-adjustment wheel speed […]
The latest diagnostic assistance from the professionals at the GM Technical Assistance Center is now available in the September GM Technical Assistance Center (TAC) Newsletter. It covers a number of […]
Technicians navigating in Service Information (SI) using the year, make and model (YMM) of a vehicle are used to seeing all service manual content for that vehicle displayed — that […]
The PF63 engine oil filter (Fig. 5) is the new recommended filter specification for 2020-2023 Silverado 2500HD/3500HD, Sierra 2500HD/3500HD, Express, Savana; and 2019-2023 Silverado 4500/5500/6500 models equipped with the 6.6L […]
Some 2022 Camaro, Colorado, Acadia, Canyon, XT5 and XT6 models equipped with the 3.6L V6 engine (RPO LGX, LGZ) may have an illuminated Check Engine MIL along with DTC P0331 […]
The power folding mirrors on the driver’s side and passenger’s side of the vehicle (Fig. 10) may appear to operate at different speeds on some 2019-2023 Silverado 1500, Sierra 1500; […]
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 […]