August 2026

The Oldsmobile Cutlass Supreme was one of the best-selling G-Body coupes of the late 1970s and 1980s, and it’s still one of the most popular G-Body restoration platforms today — which also means there’s more misinformation floating around about which trim parts fit which years. This guide covers what to look for when buying one,

The Chevrolet Monte Carlo was built on GM’s G-Body platform from 1978 through 1988, spanning eleven model years that ranged from the plain, fuel-conscious base coupes of the late ’70s to the aggressive Monte Carlo SS of the mid-’80s. Knowing which year you have — and what changed between them — is the first step