The General Motors LT1 engines might be long-running, but the mills it has adorned are quite different. So which LT1 is which, and what are the differences?

Some BMW engines that tend to be more trouble than they're worth include the N47 I4 diesel, early variants of the N63 V8, the ...

The new Hurricane 4 looks very promising on paper, delivering more power while using less fuel than the 2.0-liter engine in ...

Tahoe, Suburban, Yukon, and Escalade driver door wind noise. Bulletin PIT6493 cites faulty weatherstrip replacement.

Fresh Diablo Immortal forum reports point to missing gems and shop-loading problems after Patch 4.3, adding to post-update ...