1965–1978
4 engine options
Plymouth Suburban
3 generations · 9 engine options · data across all years of the Suburban platform.
4,369
Labor times
1,141
Torque specs
0
DTC codes
0
Repair procedures
72
Fluid specs
0
Open recalls
5-Year Cost of Ownership · 1965–1978 3.7L I6
$7,203
~$1,441/yr maintenance labor at $150/hr. Other engines/years vary — pick a generation below to see its breakdown.
Generations & engine options
Become a Founding Sponsor
Your name on every Plymouth Suburban procedure
For $99, we generate the full step-by-step repair set for the 1965–1978 3.7L I6 — free for everyone, forever, with your name on it.