Loose Carbon Patch in Air Cleaner Housing
A loose carbon patch in the air cleaner housing may be restricting air flow across the Mass Airflow (MAF) sensor on some 2020 Corvette models. (Fig. 11) DTCs P0101 (Mass […]
A loose carbon patch in the air cleaner housing may be restricting air flow across the Mass Airflow (MAF) sensor on some 2020 Corvette models. (Fig. 11) DTCs P0101 (Mass […]
The EL-52545 TPMS and RF tool that was shipped as an essential tool to all GM dealerships in October 2019 can help with the diagnosis and repair of systems that […]
The Field Service Engineer (FSE) Technician Recognition Awards (U.S.) is a new recognition program that celebrates the skill and dedication of dealership technicians who have recently worked with FSE’s on […]
GM requires that technicians document the causal Diagnostic Trouble Code (DTC) that leads them to a vehicle warranty repair. The DTC is to be documented in the “Cause Comments” section […]
The Next Generation Digital Vehicle Platform, GM’s all-new electronic platform that will power the next generation of GM models and systems, including electric vehicles, active safety systems, infotainment systems, and […]
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 servicing power folding top conditions on 2004-2009 XLR; 2005-2010 G6; 2005-2019 Corvette; 2011-2020 Camaro; and 2016-2019 Cascada convertible models (Fig. 1), it’s important to understand what is happening with […]
The new EL-52545 TPMS and RF tool (Fig. 17), which will be shipped as an essential tool to all GM dealerships in the 4th quarter of 2019, is designed to […]
As the technology in new vehicles continues to evolve and expand, more electrical bandwidth and connectivity has become necessary to ensure all the data-driven features can operate efficiently together within […]
Ever since the Tire Pressure Monitor System (TPMS) was federally mandated (U.S.) in 2008, radio frequencies have been used on GM models to communicate with the system and to determine […]
There may be no or low oil pressure along with DTC P06DD (Engine Oil Pressure Control Solenoid Valve Performance) set on some 2014-2019 Silverado LD, Sierra LD; 2015-2019 Escalade, Tahoe, […]
Active Fuel Management (AFM) or Dynamic Fuel Management (DFM) is available on a number of recent GM models to help improve fuel economy, including 2014-2019 Corvette, Silverado LD, Sierra Limited; […]
Some 2014-2018 Silverado 1500, Sierra 1500; 2015-2019 Escalade, Tahoe, Suburban, Yukon; 2016-2019 CTS-V, Camaro, Corvette; and 2019 Silverado and Sierra models equipped with the 4.3L engine (RPO LV1, LV3), 5.3L […]
GM Customer Care & Aftersales, GMC and GMC dealers are hosting the 7th Annual Honoring Our Heroes Gala to help raise funds to build custom-designed, mortgage-free Smart Homes that meet […]
The 2017-2019 Camaro ZL1 (Fig. 6) and Camaro SS 1LE; 2018-2019 Camaro ZL1 1LE; and 2015-2019 Corvette models equipped with the 6.2L V8 engine (RPOs LT1, LT4, LT5) feature an […]
When installing a chain and gear set on the Gen 5 4.3L V6 (RPO LV1, LV3), 5.3L V8 (RPO L83) or 6.2L V8 engine (RPO L86, LT1, LT4) in some […]
GM’s Global Architecture, or Global A, electrical system does not allow control modules to be swapped between vehicles. (Fig. 10) This has been true since the first Global A vehicles […]
A new transmission fluid exchange procedure and a new formula of Mobil 1 Synthetic LV ATF HP transmission fluid have been released to address torque converter clutch (TCC) shudder conditions […]
The supercharged 6.2L V8 engine (RPO LT5) in the 2019 Corvette ZR1 uses five charge air cooling radiators. Behind the front fascia, there are three charge air cooling radiators; one […]
The supercharger on the 2019 Corvette ZR1 creates a maximum boost pressure of 13.96 psi (96.3 kPa) to help the 6.2L small block V8 engine (RPO LT5) deliver 755 horsepower […]