1990 riviera cranks but won't start on 1990 Buick Riviera

coil pack and ignition module are good still no spark

by in Mishawaka, IN on June 02, 2011
1 answer
ANSWER by , June 02, 2011
Check for injector pulse, if no injector pulse then suspect a bad crank sensor, which will also cause a 'no spark' situation. I worked in GM dealership and this was something that I often found to be a problem with these types of cars of this era.