1988–20004 engine options4.3L V61988–2000 GMC K2500 4.3L V6 RWD5.7L V81988–2000 GMC K2500 5.7L V8 4WD6.5L V81988–2000 GMC K2500 6.5L V8 4WD7.4L V81988–2000 GMC K2500 7.4L V8 4WD
1975–19864 engine options4.8L I61975–1986 GMC K2500 4.8L I6 4WD5.7L V81975–1986 GMC K2500 5.7L V8 4WD6.2L V81975–1986 GMC K2500 6.2L V8 4WD7.4L V81975–1986 GMC K2500 7.4L V8 4WD
19745 engine options292ci I61974 GMC K2500 292ci I6 4WD307ci V81974 GMC K2500 307ci V8 4WD350ci V81974 GMC K2500 350ci V8 4WD402ci V81974 GMC K2500 402ci V8 4WD454ci V81974 GMC K2500 454ci V8 4WD
19735 engine options292ci I61973 GMC K2500 292ci I6 4WD307ci V81973 GMC K2500 307ci V8 4WD350ci V81973 GMC K2500 350ci V8 4WD402ci V81973 GMC K2500 402ci V8 4WD454ci V81973 GMC K2500 454ci V8 4WD
19725 engine options292ci I61972 GMC K2500 292ci I6 4WD307ci V81972 GMC K2500 307ci V8 4WD350ci V81972 GMC K2500 350ci V8 4WD402ci V81972 GMC K2500 402ci V8 4WD454ci V81972 GMC K2500 454ci V8 4WD
19716 engine options292ci I61971 GMC K2500 292ci I6 4WD307ci V81971 GMC K2500 307ci V8 4WD350ci V81971 GMC K2500 350ci V8 4WD396ci V81971 GMC K2500 396ci V8 4WD402ci V81971 GMC K2500 402ci V8 4WD454ci V81971 GMC K2500 454ci V8 4WD
19706 engine options292ci I61970 GMC K2500 292ci I6 4WD307ci V81970 GMC K2500 307ci V8 4WD350ci V81970 GMC K2500 350ci V8 4WD396ci V81970 GMC K2500 396ci V8 4WD402ci V81970 GMC K2500 402ci V8 4WD454ci V81970 GMC K2500 454ci V8 4WD
19694 engine options292ci I61969 GMC K2500 292ci I6 4WD307ci V81969 GMC K2500 307ci V8 4WD350ci V81969 GMC K2500 350ci V8 4WD396ci V81969 GMC K2500 396ci V8 4WD
19684 engine options292ci I61968 GMC K2500 292ci I6 4WD307ci V81968 GMC K2500 307ci V8 4WD350ci V81968 GMC K2500 350ci V8 4WD396ci V81968 GMC K2500 396ci V8 4WD