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1998 GMC Safari no spark

Tiny
RIGIDRIDE
  • MEMBER
  • 1998 GMC SAFARI
Electrical problem
1998 GMC Safari 6 cyl Four Wheel Drive Automatic 240k miles

no error codes, cam sensor is fine, crank sensor is fine, power to coil but no pulsed ground, it happened very suddenly while driving, could it be the passkey malfunctioned? Ignition module? Or is spark controled buy the ecm?
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Sunday, August 10th, 2008 AT 12:18 AM

1 Reply

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,549 POSTS
Sounds like the ign. Module. They can suddenly fail, or run fine when cool then when engine gets hot they will fail.
You can get the ign. Module tested at most auto parts stores.
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Thursday, August 14th, 2008 AT 6:32 AM

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