Check the Date — Inspecting High Voltage Insulation Gloves

Check the Date — Inspecting High Voltage Insulation Gloves

When working on any high voltage system on a GM vehicle, certified and tested high voltage insulation gloves must be worn. Certified and up-to-date Class “0” insulation gloves rated at […]

August 30, 2022
Interference Conditions Impact Forward Collision Warnings

Interference Conditions Impact Forward Collision Warnings

The Forward Collision Alert system (RPO UEU) available on 2020-2023 XT6 models can detect and alert the driver that a front-end collision is imminent with a vehicle being followed as […]

August 30, 2022
Engine Oil Leak from Above Oil Filter

Engine Oil Leak from Above Oil Filter

An engine oil leak from above the oil filter may be found on some 2016-2019 Cruze; 2016-2022 Malibu; 2018-2022 Equinox, Terrain; 2019-2022 Encore and Trax models equipped with the 1.4L […]

August 30, 2022
New Silverado 2500HD/3500HD and Sierra 2500HD/3500HD Brake Pads Available

New Silverado 2500HD/3500HD and Sierra 2500HD/3500HD Brake Pads Available

A brake squeal condition may be heard on some 2020-2022 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD models. (Fig. 15) The brake noise may caused by the lining shim friction material used […]

August 30, 2022
Camshaft Sliding Lobe Pack Binding

Camshaft Sliding Lobe Pack Binding

Some low-mileage 2022 Silverado, Sierra and CT4-V models equipped with the 2.7L turbocharged engine (RPO L3B) may have DTC P30BF (Intake Camshaft Profile Sleeve Position Sensor Performance) set in the […]

August 30, 2022
Search TAC Cases Using the Dealer Case Management System

Search TAC Cases Using the Dealer Case Management System

The Dealer Case Management (DCM) system (U.S.) enables dealership technicians to create, update and search GM Technical Assistance Center (TAC) cases to help diagnose tough vehicle conditions more effectively and […]

August 19, 2022
Infotainment Setup Tips for Using Google built-in

Infotainment Setup Tips for Using Google built-in

The 2022 Silverado 1500, Tahoe, Suburban, Sierra 1500, Yukon and HUMMER EV feature the new Infotainment 3 Premium system (RPO IOK) with Google built-in compatibility1. (Fig. 3) Google built-in offers […]

August 19, 2022
August Service Newsletter from the Experts at GM TAC

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

August 19, 2022
GM Service Know-How Emerging Issues

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. The latest service topics from GM Brand Quality and Engineering covered in […]

August 19, 2022
Diagnostic Tips for Exhaust Charge DTCs

Diagnostic Tips for Exhaust Charge DTCs

Several high-pressure exhaust charge DTCs may set on some 2019-2022 Silverado, Sierra; 2021-2022 Tahoe, Suburban, Escalade; and 2022 Yukon models equipped with the 5.3L engine (RPO L84) or 6.2L engine […]

August 12, 2022