1990 Jeep Comanche Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Jeep Comanche
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1990 Jeep Comanche ProblemsOil seepage from head gasket
The head gasket may seep oil externally. An updated head gasket is available that should correct this concern.
The outer exhaust manifold studs can break and cause exhaust leaks, commonly noted as a ticking type noise. The outer studs, clamps, and nuts will need to be replaced and are now being tightened to a reduced torque value (20 Nm/180 in lbs).
1990 Jeep Comanche QuestionsCan you switch from hydraulic clutch to manual clutch on a 88 Jeep Comanche (1 answer)
New pump, no power to pump after initial prime. no electric to pump after it starts. What/where is ?trigger? to power the fuel pump after the engine starts.
Jeep is actually an 89, Starts just fine, runs till the fuel rail is empty then dies. But then starts right back up. Fuel pump primes, but won't run otherwise.
Any ideas what's wrong?