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GM Authority is a must-read GM Forum for GM news, GM rumors, GM reviews, and information about General Motors cars and trucks.
GM 5.3L V8 L84 Engine Info, Power, Specs, Wiki - GM Authority
Sponsored. The L84 is a 5.3 liter, eight-cylinder engine from General Motors used in pickup trucks and SUVs. Featuring an OverHead Valve (OHV), or “push-rod” design” in a “V ...
GM 6.2L V8 L87 Engine Info, Power, Specs, Wiki | GM Authority
GM 6.2 Liter V8 EcoTec3 L87 Engine. The L87 is a 6.2-liter, eight-cylinder engine from General Motors that’s used in a range of pickup trucks and SUVs. Featuring an OverHead Valve (OHV), or ...
8-Speed GM Transmission Problems Fixed Via New TSB - GM …
Aug 13, 2019 · The GM 8L45 eight-speed automatic transmission. According to TSB (Technical Service Bulletin) 18-NA-355, the latest update addresses “torque converter clutch (TCC) shudder conditions on 8L45 and ...
GM Duramax 3.0L LZ0 I-6 Diesel Engine Info, Specs, Wiki
The GM Duramax 3.0L I-6 LZ0 is a turbo-diesel engine produced by General Motors for use in various vehicles, primarily full-size half-ton pickup trucks and full-size SUVs. Colloquially known as ...
All 41 GM Brands Listed In One Article | GM Authority
Jan 10, 2021 · Here Are All 43 GM Brands, Listed In One Place. By David Finlay. January 10, 2021 7:00 am. 75. Sponsored. Readers of GM Authority will be aware that there are at present four GM brands in ...
GM Duramax Engine Family Info, Specs, Wiki | GM Authority
From what we know, one Duramax engine was developed but was never put into production. Developed entirely in-house by GM and assigned RPO Code LMK, the engine displaced 4.5 liters from a V8 layout ...
GM Dynamic Fuel Management Cylinder Deactivation Technology
General Motors Dynamic Fuel Management Cylinder Deactivation Technology. Dynamic Fuel Management (DFM), otherwise known as Dynamic Skip Fire, is a General Motors engine technology that shuts down ...
OnStar Plans & Pricing - GM Authority
To cancel at any time call 877-865-7864 or by accessing your account online. Auto Renewal Payments: monthly charges will automatically be billed to credit card on file on day 30 unless cancelled ...
GM 6-Speed 6L80 MYC Transmission Info, Specs, Wiki - GM …
GM 6-Speed 6L80 MYC Hydra-Matic Automatic Transmission. The Hydra-Matic 6L80 (production code MYC) is a six-speed automatic transmission produced by General Motors for use in rear- and rear-biased ...