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 […]
Completely redesigned with advanced technology and iconic style, the all-new 2021 Escalade is now arriving at Cadillac dealerships. (Fig. 1) With innovative features like a curved Organic Light Emitting Diode […]
It’s been called a game changer in automotive interior design and technology. The industry’s first-ever curved Organic Light Emitting Diode (OLED) instrument display in the 2021 Escalade revolutionizes the way […]
The latest update to the Techline Connect software that was recently released includes changes designed to enhance the efficiency and productivity of the application. (Fig. 21) Fig. 21 […]
The Mark of Excellence program (U.S.) (Fig. 23) recognizes the achievements, professionalism, and commitment of many members of the GM dealership community. For 2021, service technicians enrolled in the program […]
When 2018-2021 GM models equipped with an Infotainment 3 System (RPO IOR, IOS, IOT, IOU, IOV) (Fig. 26) come into the dealership with various system concerns – the radio display […]
A number of fuel-related DTCs may be set on some 2017-2018 Silverado, Sierra; 2019-2021 Silverado 2500HD/3500HD, Sierra 2500HD/3500HD, and Silverado 4500HD/5500HD/6500HD models equipped with the 6.6L Duramax diesel engine (RPO […]
Some 2021 Tahoe, Suburban, Yukon and Escalade models may have a Service Theft Deterrent message on the instrument cluster and several DTCs set, including: B113C (Security Indicator Control), B13AC (Lane […]
The EL-52545 TPMS and RF tool offers the ability to quickly identify a key fob (Fig. 1), making it easy to match the fob with a vehicle in the dealership’s […]
The Field Service Engineer (FSE) Technician Recognition Awards (U.S.), a new recognition program that celebrates the skill and dedication of dealership technicians who have recently worked with FSE’s on challenging […]
The 3.0L Duramax diesel engine (RPO LM2) on some 2020-2021 Silverado and Sierra models and 2021 Tahoe, Suburban, Yukon and Escalade models may have possible terminal corrosion in the coolant […]
A fuel odor from the engine compartment may be found on some 2020-2021 Encore GX and 2021 Trailblazer models equipped with the 1.3L engine (RPO L3T). Perform an inspection of […]
When replacing the hood latch (Fig. 16) on 2016-2018 Camaros, the service replacement hood latch will require the use of a new connector. The new service latch has a three-wire […]
When changing tire and wheel sizes on 2003-2021 GM models, a new tire calibration will be needed. GM offers tire calibrations for tires that have been sized, tested and designed […]
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 […]
When testing or charging a 12V battery in a vehicle that is in for service or is part of the dealership’s inventory, the EL-50313 Midtronics GR8 Battery Tester/Charger or EL-52800 […]
A new Original Equipment (OE) Battery Ratings chart is now available for use when testing batteries using the EL-50313 GR8 Battery Tester/Charger and EL-52800 Diagnostic Charge Battery Station (DCBS). The […]
Techline Connect is quickly becoming the source for all diagnostic applications in the dealership service department. As part of the transition to Techline Connect, GDS2 is now being removed from […]
One of the most commonly asked questions regarding Techline Connect is why admin rights are required to install and run the application. The quick answer is simple: Microsoft Windows 10 […]
A new software update (DCAG1-30) is now available for the EL-52800 Diagnostic Charge Battery Station (DCBS) (Fig. 8). The DCBS replaces the EL-50313 Midtronics GR8 Battery Tester/Charger and is available […]
Corvette E-Ray Delivers Electrified AWD Performance
Corvette E-Ray 12-Volt Lithium-Ion Battery
Power Liftgate Battery Draw Conditions
April Service Newsletter from the Experts at GM TAC
New Design Intake Manifold Addresses Poor Engine Performance
Free Spinning or Grinding Starter Sounds
May Service Newsletter from the Experts at GM TAC
New Battery Cell Chemistry Identification
GM Service Know-How Emerging Issues
New Trailer Tire Pressure Sensors Offer Increased Capability
Inoperative USB Port Diagnosis
Avoid the TUN# Label When Cleaning Transmission Cases
High-Pitched Whistling Sound at IdleGM Dealer Equipment (GMDE)
TAC Newsletter June 2024
TAC Newsletter May 2024
Techline Connect Tips June 2024
The design of today’s modern vehicles — and the proper operation of many new components and systems — has led to the critical importance of properly balanced and low Road […]
With the MDI Manager application software, the MDI 2 can be configured to communicate with a PC using several possible networks, such as a USB cable, ethernet cable, Wireless Local […]
Take a detailed look at a wide range of innovative features and advanced systems found on GM vehicles to gain a better understanding of proper operation. Each short video reviews how a feature works, highlights operating tips and shows ways to customize settings, if applicable.
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