TechLink – Page 37

Radiator Air Baffle Squeak Sound

A squeak sound may be heard coming from the front of the vehicle on some 2019-2023 Camaro models equipped with the 2.0L I4 turbo engine (RPO LTG) or the 3.6L […]

October 27, 2022 —

October Service Newsletter from the Experts at GM TAC

The latest diagnostic assistance from the professionals at the GM Technical Assistance Center is now available in the October GM Technical Assistance Center (TAC) Newsletter. It covers a number of […]

October 27, 2022 —

Dealer Set-Up File Provides Full List of Special Service Tools

What tools should your dealership have and where are they? Those are easy questions to answer for dealerships with the right special tools organization, which can help technicians quickly find […]

October 20, 2022 —

1.4L Engine Performance in Extremely Cold Weather

Some 2011-2016 Cruze; 2012-2020 Sonic; 2013-2022 Encore and Trax models equipped with the 1.4L engine (RPO LUV) may experience a loss of power or several other engine performance conditions along […]

October 20, 2022 —

6-Speed Transmission Overheating Conditions Diagnosis

The transmission fluid temperature of some 6L80 6-speed automatic transmissions (RPO MYC) and 6L90 6-speed automatic transmissions (RPO MYD) (Fig. 10) may be too hot under some operating conditions. Affected […]

October 20, 2022 —

Incorrect Tire Size May Lead to Damaged Fuel Pump Harness

An extended engine crank or reduced engine power condition may be the result of incorrect tires mounted on some 2016-2023 Camaro SS, Camaro SS 1LE (RPO A1Y); 2017-2023 Camaro ZL1; […]

October 20, 2022 —

GM Service Know-How Emerging Issues

The monthly GM Service Know-How Emerging Issues seminars provide service/technical information on current issues and GM-certified repairs. This month features the Diagnostic Charge Battery Station. (Fig. 16) Fig. 16 […]

October 20, 2022 —

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 […]

September 30, 2022 —

Tail Lamp Water Leak

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 […]

September 30, 2022 —

Intermittent Blue or Black Rearview Camera Screen

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 […]

September 30, 2022 —

Lost Communication with Engine Coolant Pump

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 […]

September 30, 2022 —

Rear Window Glass Will Not Open

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 […]

September 30, 2022 —

4.2L V8 Fuel System Components Retrofit Procedure

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 […]

September 30, 2022 —

Full-Size SUV Rear Door Alignment

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 […]

September 30, 2022 —