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No spark have replaced ignition coil?

Tiny
JLMINER1969
  • MEMBER
  • 1998 GMC SIERRA
  • 5.7L
  • V8
  • 4WD
  • AUTOMATIC
Have replaced ignition coil distributor pickup and crankshaft sensor what next?
Sunday, January 18th, 2015 AT 5:30 PM

2 Replies

Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
Have you check to make sure the distributor rotor spins while cranking the engine?
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Sunday, January 18th, 2015 AT 5:49 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Go call SATURNTECH9, if the rotor spins I would check for power at the positive side of the ignition coil. Here is guide to help, it is the pink wire, if there is no power please check the ECM1 fuse 20 amp, in the fuse panel under the hood. This guide can help

https://www.2carpros.com/articles/how-to-check-a-car-fuse

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Sunday, October 13th, 2024 AT 4:16 PM

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