TechLink – Page 30

Engine Vibration After Engine Mount Replacement

An engine vibration may be felt after the engine mounts (Fig. 8) were replaced on some 2019-2021 Silverado 1500, Sierra 1500; 2022 Silverado 1500 LTD and Sierra 1500 Limited models. […]

July 21, 2023 —

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 the seminar reviews air conditioning system line repair using the J-41425 […]

July 21, 2023 —

Latest GM Global EPC Update Enhances Search Functions and Part View Options

The GM Global Electronic Parts Catalog (EPC) was recently updated with a number of enhanced features that add to the search functions of the EPC. Many of the new features […]

June 28, 2023 —

Dust Intrusion in the EVAP System

When operated in extremely dusty environments, there may be some dust intrusion into the evaporative emission (EVAP) system that can plug the canister and canister vent solenoid on some 2019-2023 […]

June 28, 2023 —

June 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 June GM Technical Assistance Center (TAC) Newsletter. It covers a number of […]

June 28, 2023 —

Programming Key Fob Transmitters

When performing the IMMO Immobilizer Learn procedure to program or add key fob transmitters (Fig. 14) on some 2021-2023 Tahoe, Suburban, Yukon, Escalade; 2022-2023 Silverado, Sierra; and 2024 Silverado 2500HD/3500HD […]

June 28, 2023 —

Pop or Rattle Sound When Turning

Some 2021-2023 Tahoe, Suburban, Yukon and Escalade models may have a pop, clunk, rattle or click sound from under the vehicle while turning. In most cases, the sound can be […]

June 28, 2023 —

All-New Chevrolet Trax Gets Bigger and Bolder

With a wide range of design and technology choices in five different trim levels: LS, 1RS, LT, 2RS and ACTIV (Fig. 1), the 2024 Chevrolet Trax has gotten bigger and […]

June 16, 2023 —

2024 Trax TAC Action Center

The GM Technical Assistance Center, or TAC, (U.S.) has established an Action Center for the all-new 2024 Chevrolet Trax. (Fig. 10) Fig. 10 TAC Action Centers are designed […]

June 16, 2023 —

FSE Technician Recognition Awards – 2nd Quarter 2023

The GM Field Service Engineer (FSE) Technician Recognition Awards (U.S.) celebrate the skill and dedication of dealership technicians who have recently worked with FSE’s on challenging repairs. Technicians at GM […]

June 16, 2023 —

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 the seminar takes a look at the manual park release for […]

June 16, 2023 —

Testing for Diesel Fuel System Contamination

One of the most common sources of diesel fuel system contamination is automotive fluids, which often include gasoline and Diesel Exhaust Fluid (DEF) that may have been mistakenly added to […]

May 31, 2023 —

Engine Performance in Extremely Cold Weather Conditions

While driving in extremely cold weather conditions, poor engine performance may be noticed on some 2013-2021 Encore and Trax models equipped with the 1.4L engine (RPO LUV). (Fig. 10) The […]

May 31, 2023 —

Fluid Leak Between the Transmission and Transfer Case

Some 2020-2024 Silverado 2500/3500 and Sierra 2500/3500 models equipped with the 10L1000 10-speed automatic transmission (RPO MGM, MGU) and four-wheel drive transfer case (RPO NQF, NQH) may have a fluid […]

May 31, 2023 —