Question about 1988 Chevrolet Suburban
Replaced cap, rotor, ecm tested good, still no spark what to do next
I have same problem. have volts at coil (new) tested module at autozone it was good. still no spark (testing using a screwdriver in distributor coil wire to ground. Voltage stays present when cranking although does fall to ~9.5 volts. New rotor and cap also.
Posted on Sep 06, 2009
There are 3 possibilities. 1 the coil. 2 the ignition module. 3 the pick up coil. In my experience the ignition module is the most common cause. It is in the distributor held in with 2 screws. The coil and module can be tested at any parts house. Good Luck
Posted on May 26, 2009
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Posted on Jan 02, 2017
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