Ecm fuse blowing out

Asked by Mar 07, 2017 at 10:35 AM about the 1998 Chevrolet C/K 3500 Cheyenne Crew Cab LB 4WD

Question type: General

The fuse number one ECM keeps blowing out? A lot of
people say that it's the wire next to the exhaust but
there's also an exhaust tubing that comes up to the top of
the engine to warm up  The intake manifold the wire I had
had ground it out to that.

1 Answer

There is a wire that powers the ECM near the top of the engine where the tubing from the exhaust manifold is used to warm up your intake check that as well.

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