Powertrain of the 2025 Buick Enclave Under the hood of the 2025 Buick Enclave, the new 2.5L turbocharged 4-cylinder engine replaces the old V6. This engine develops 328 hp and 326 lb-ft of torque.

The Buick 3800 Series II and III V6 engines stand as icons of American reliability, representing perhaps the most bulletproof domestic engine design of the modern era.

V8s get all the attention, but the 60° V6 was a General Motors mainstay for decades. Check out the Pontiacs that made the most of this workhorse.

A V6 engine is the perfect combination of power and fuel economy, but when it comes to reliability, some missed the mark. Here are six of the worst.

There are 67 reviews for the 2007 Buick Lucerne, click through to see what your fellow consumers are saying.

At the 1985 edition of the famous SEMA show, Buick surprised everyone with a mid-engine, 4WD supercar brimming with high-tech features ...

Buick was one of the first American carmakers to utilize a V6 engine as standard across its lineup, and the 3800 was known for being especially bulletproof.

23 – 1982 Buick Riviera Diesel in Colorado junkyard – photo by Murilee Martin 50 – 1982 Buick Riviera Diesel in Colorado junkyard – photo by Murilee Martin 11 – 1982 Buick Riviera Diesel ...

Richard Holdener decided to investigate the latter, trialing both nitrous and a supercharger on his Buick 3800 V6 with the benefit of an engine dyno for accurate measurement.

The V6 engine has played a critical role in American automobile manufacturing -- and these are the top-of-the-line engines available.

The 3.8-liter Buick V6 had been made quite reliable and acceptably smooth by the time this car was built, and it made 165 horsepower (just three fewer than the BMW 325i), but Buick salesmen didn ...

Extremely reliable, adequately powerful, fuel-efficient, and cheap to maintain, the Buick 3800 was a masterfully-designed V6 ...