floods out on cold start on 1992 Chevrolet S10 Blazer

black smoke until I hit the throttle

by in Wallingford, CT on October 05, 2013
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1 answer
ANSWER by , October 05, 2013
Coolant temp. seneor out of range, or fuel seepage from injector 'spider' assem. after engine shutdown. Scan (live-data) test and fuel pressure/leakdown test needed! Light on?