Question about 1994 Chevrolet Corvette
94 vette with 47000miles. car runs rich and has a slight miss through the exhaust. new opti spark, plugs, wires just installed. gets about 15mpg around town. exhaust tips are full of carbon. mechanic says no codes and vehicle is fine. says vehicle needs to be driven. vehicle runs fine except for this. im not convinced all is well. steve
My 2014 as camero has black smoke on tail pipes what cause this to happen
Posted on Nov 06, 2015
I HAD THE SAME PROBLEM IN MY 94 VETTE, CHANGED THE O2 SENSOR ON THE DRIVERS SIDE AND ALL THE PROBLEMS WENT AWAY, GIVE IT A SHOT.
Posted on Apr 22, 2009
Check intake manifold for leaks and also inspect all vacuum hoses also may be good idea to replace opti spark ignition module its located on the coil mounting bracket at front of right cylinder head if its been exposed to water , antifreeze, or moisture it can effect ur cars timing
Posted on Mar 30, 2009
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Posted on Jan 02, 2017
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