Chevy Silverado
Chevy S-10
Pontiac Le Mans
Chevy Blazer S-10

Two different throttle bodies are dumping fuel on 91 lemans 1.6 What is the problem?

91011

Answer

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Wiki User
09/13/2011

Check your o2 sensor on the exhaust manifold. If that's not it, try the heat control sensor on the intake manifold. You might also want to test out a new ECM and the timing.