1990 Jeep Wrangler Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Jeep Wrangler
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1990 Jeep Wrangler ProblemsIgnition wires may fail and cause engine performance problems
The throttle position sensor (TPS) may fail causing intermittent drivability problems like hard starting, stalling, and/or hesitation when accelerating. A failed TPS will require replacement, proper diagnoses should always be performed before replacing any parts.
1990 Jeep Wrangler Questionscan a 4speed auto trany go in it? what year will work? (1 answer)
I had a machine shop check and shave the heads , I also replaced the intake manifold gasket and head gaskets and still get water in the oil. this jeep has the AMC 304 motor in it . any ideas?