Low Battery Charge After Vehicle Sits for a Short Time

Low Battery Charge After Vehicle Sits for a Short Time

Some 2021 Express and Savana vans equipped with the 6.6L V8 engine (RPO L8T) may have a low battery charge after sitting for a short period of time. The low […]

February 10, 2021 —
Escalade OLED Infotainment System Demo Mode

Escalade OLED Infotainment System Demo Mode

The 2021 Cadillac Escalade features the automotive industry’s first OLED (Organic Light Emitting Diode) Infotainment System. With 38 inches (965 mm) of total diagonal display area, it has twice the […]

February 10, 2021 —
Faulty Emission Reduction Fluid Tank Heater

Faulty Emission Reduction Fluid Tank Heater

The Emission Reduction Fluid Tank heater may be faulty on some 2020 Silverado 1500, Silverado 2500HD/3500HD, Sierra 1500, Sierra 2500HD/3500HD; 2021 Tahoe, Suburban, Yukon and Escalade models equipped with the […]

February 10, 2021 —
Auxiliary Transmission Oil Cooler Eliminated

Auxiliary Transmission Oil Cooler Eliminated

2021 Express and Savana models equipped with the 4.3L V6 engine (RPO LV1) or 6.6L V8 engine (RPO L8T) may have a build list that includes a V14 auxiliary transmission […]

February 10, 2021 —
Exhaust Odor in Cabin or Engine Compartment

Exhaust Odor in Cabin or Engine Compartment

An exhaust odor in the cabin or in the engine compartment may be noticed on some 2020-2021 Silverado and Sierra models and 2021 Tahoe, Suburban, Yukon, and Escalade models, equipped […]

February 10, 2021 —
Misfire Due to Collapsed Lifter

Misfire Due to Collapsed Lifter

Some 2019-2021 Silverado, Sierra; 2021 Tahoe, Suburban, Yukon and Escalade models equipped with the 5.3L V8 engine (RPO L84) or 6.2L V8 engine (RPO L87) may have a misfire condition […]

February 10, 2021 —
New STC Course Catalog for 2021

New STC Course Catalog for 2021

The new 2021 GM Service Technical College (STC) Course Catalog (U.S.) is now available on the Service Technician Training, Recruiting, Retention, and Recognition App on GlobalConnect and on GMSTC.com. The […]

February 10, 2021 —
Programming Radio Software – Check the Build Number

Programming Radio Software – Check the Build Number

The software on many 2018-2021 GM models equipped with an Infotainment 3 System (RPOs IOR, IOS, IOT, IOU, IOV) (Fig. 1) can be updated over the air to the vehicle […]

January 27, 2021 —
Top XFuel Earners Recognized as Mark of Excellence Xccelerate Pilot Program Ends

Top XFuel Earners Recognized as Mark of Excellence Xccelerate Pilot Program Ends

The Xccelerate mobile application, launched as a pilot program in the 2020 Mark of Excellence (MOE) program (U.S.), has concluded. The interactive Xccelerate app provided technicians with more opportunities to […]

January 27, 2021 —
Interior Door Handle Replacement

Interior Door Handle Replacement

The chrome may be starting to peel off the interior door handle on some 2016-2020 Camaro models. (Fig. 9) The chrome separation may be noticed at the parting line of […]

January 27, 2021 —
GE-52250 PowerSmoke Diagnostic Leak Detector Warranty Upgrade (U.S.)

GE-52250 PowerSmoke Diagnostic Leak Detector Warranty Upgrade (U.S.)

The GE-52250 PowerSmoke Diagnostic Leak Detector is a GM Essential Tool that can be used to help find induction and exhaust system leaks on 2010-2020 GM models equipped with a […]

January 27, 2021 —
Air in the Cooling System

Air in the Cooling System

A water rush or gurgle sound from the heater core at the center of the instrument panel on some 2015-2019 Colorado and Canyon models may be caused by air ingestion […]

January 27, 2021 —
Speed Limited Due to Low Transmission Fluid

Speed Limited Due to Low Transmission Fluid

A Speed Limited or Reduced Propulsion Power message may display on the Driver Information Center (DIC) along with reduced power on some 2016-2019 Volts. The message may display for a […]

January 27, 2021 —
Cleaning and Disinfecting Infotainment Screens

Cleaning and Disinfecting Infotainment Screens

A ghost or phantom touch, where random touch inputs occur on the infotainment screen display, and/or the infotainment display is non-responsive to touch immediately after having been cleaned, wiped, or […]

January 27, 2021 —