GM Authority

GM 6.2L V8 L87 Engines That Need New Oil Viscosity, And Those That Don’t

Following a series of lawsuits, investigations, and engine replacements, GM issued a safety recall for certain full-size trucks and SUVs affected by an issue with the 6.2L V8 L87 engine. The problem ...
AutoGuide

GM Says 14,000 6.2L V8 Engines Have Failed While People Were Driving

NHTSA has officially asked General Motors to recall more than 721,000 full-size SUVs and pickup trucks equipped with 6.2L V8 engines after the company voluntarily issued a stop sale late last week. As ...
SlashGear

What Makes A Pontiac Firebird A Formula, And How Is It Different From A Trans Am?

The Pontiac Firebird Formula is a trim level available on the Firebird from 1970 (initially called the Formula 400 at the second-generation Firebird's debut) through 1981 and 1987 through 2002, the ...
GM Authority

GM 6.2L V8 Engine Failures Also Affecting Australia And New Zealand

As we’ve been reporting since last Spring, GM has been having some issues with the 6.2L V8 L87 that powers full-size trucks and SUVs on the T1 platform. These include the Chevy Silverado 1500, GMC ...
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When did Pontiac produce the Firebird Formula 400? (and collector prices)

The Pontiac Firebird Formula 400 is a classic American muscle car that has captivated enthusiasts since its introduction. With its powerful engine and iconic design, the Formula 400 remains a favorite ...