2021 | GM-Trucks.com

The 6.2L [L87] Warning Signs Every GM (Chevrolet/GMC) Owner Must Know

Nearly one million GM trucks and SUVs are now under the federal microscope. On August 20, 2026, the National Highway Traffic Safety Administration (NHTSA) opened...

NHTSA Escalates GM 6.2L V8 Probe to 997,743 Trucks

The federal investigation into General Motors’ 6.2L V8 just got a lot bigger. On August 20, 2026, the National Highway Traffic Safety Administration (NHTSA) upgraded...

The 8-Speed Shudder Saga Takes Another Turn

The infamous 8-speed shudder is back in the service bay spotlight. General Motors has issued a new preliminary information bulletin, PIP6127, dated July 2026, that...

GM Ends Mandatory Vehicle-Wide Programming on EVs

General Motors just made a quiet policy change that should mean fewer marathon software update sessions at the dealership for EV owners. Effective July 1,...

P16A7 & P16AF: The Loose ECM Pin Stalling 2019-2026 GM Trucks

There is nothing more frustrating than jumping in your truck, hitting the ignition, and getting an endless crank with no fire. Or worse, having the...

GM Truck Lug Nut Torque Specs: Silverado, Sierra, Tahoe, Yukon, Suburban & Escalade (1999–2026)

You came here because you need to torque your wheels, and the answer should be one number. For most of you, it is: 140 lb-ft....

Why Your GM SUV’s Alarm Keeps Going Off (And Why the Dealer Might Not Fix It)

If you drive a 2021-2026 Chevrolet Tahoe or Suburban, GMC Yukon, or Cadillac Escalade, you might have experienced a frustrating and baffling scenario. You park...

GM Would Like Everyone to Stop Panicking About Ticking V8 Engines

General Motors has a message for modern truck and SUV owners: that ticking sound coming from your V8 engine is completely normal, so stop asking...

Is GM’s 6.2L V8 Engine Recall Failing? The Government Is Now Investigating

If you drive a late-model General Motors truck or SUV with a 6.2L V8 under the hood, you’ve likely been following the massive engine recall...

“Service Forward Collision” on a Silverado or Sierra? Try Cleaning the Glass, Dummy.

Imagine the sinking feeling: you are driving your late-model, high-tech Chevrolet Silverado or GMC Sierra, and suddenly the dashboard lights up with a “Service Front...

Tag: 2021