Question about 1990 Chevrolet K1500
you can do a back pressure test with special tool or
disconnect exhaust system at manifold and try to see if power is coming back
meaning the converter catalytic is block or restriction to exhaust system
Posted on Oct 14, 2013
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Posted on Jan 02, 2017
SOURCE: Transmission Problem
Its flood a tranny sensor causing a circuit fault, rain water conducts electricity. Locate this/these sensors and coat them with a sealing agent, your local auto parts store will have the stuff you need. No water, no short.
Posted on Oct 11, 2008
Spray the intake with carb cleaner to find the vacuum leak. Check where the EGR mounts and the throttle body gasket sense you had both off.
Posted on May 10, 2009
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