Question about 1994 GMC Sierra
Can be a few problems but the most common is fuel filter clogging---the others are egr valve carboning up [remove and clean carbon with a strong carb cleaner ]--fuel pump check fuel pressure--pcv valve --cat converter clogging--air filter -throttle body/carb needs cleaning--or tune up these are a few
Posted on Jan 04, 2011
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Posted on Jan 02, 2017
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