When the truck gets hot and is turned off intermittent no spark. Fuel pressure good. Vehicle will start after long crank time
Jul 14, 2009 at 6:21 PM
2001 GMC Sierra intermittent no spark at start up
2001 GMC SIERRA
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This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
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Fuel pressure is good what was the fuel pressure reading?
Spark problem
No snapping blue spark continue to troubleshoot the ignition system-power input to the coil/coil packs,coil's resistances,distributor pick-up coil, ignition control module, cam and crank sensors- Note: If it doesn't apply disregard it
Spark problem
No snapping blue spark continue to troubleshoot the ignition system-power input to the coil/coil packs,coil's resistances,distributor pick-up coil, ignition control module, cam and crank sensors- Note: If it doesn't apply disregard it
Jul 14, 2009 at 6:28 PM
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