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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 29430
Experience:  GM Grand Master Technician 2007. 14 years experience.
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2001 chevy: Van..wont start turn over but no spark..module..coil wire

Customer Question

I have 2001 chevy Van that wont start turn over but no spark from coil.I have change igtion module and coil and coil wire? need help?
Submitted: 5 years ago.
Category: Chevy
Expert:  GM Tech (Cam) replied 5 years ago.
Hello, I'm Cam. Please include all the details about your issue so I can accurately advise you. I cannot see your vehicle so please be detailed.

Have you checked for power on the pink wire the coil?
Customer: replied 5 years ago.
yes I power?
Expert:  GM Tech (Cam) replied 5 years ago.
Ok then I would look to the crank sensor. It controls that module to make the spark.
Customer: replied 5 years ago.
were is crank sensor on 5.7 V-8
Expert:  GM Tech (Cam) replied 5 years ago.
Under the front of the engine into the bottom of the front cover.
Customer: replied 5 years ago.
Do you have to remove crank pulley?
Expert:  GM Tech (Cam) replied 5 years ago.
No, it mounts into the housing undermit. Easy to replace.
Customer: replied 5 years ago.
What happen if not the problem can contact you for more help?
Expert:  GM Tech (Cam) replied 5 years ago.
If you bookmark this you can comeback for follow up info on this at any time even after accepting.
GM Tech (Cam) and 9 other Chevy Specialists are ready to help you
Customer: replied 5 years ago.
change crank sensor and still no spark?
Customer: replied 5 years ago.
Relist: Incomplete answer.
I need more help with problem
Expert:  GM Tech (Cam) replied 5 years ago.
OK, is there power at the pink to that sensor?
Customer: replied 5 years ago.
not sure will have check give one minute?
Customer: replied 5 years ago.

yes I have power at pink wire

Expert:  GM Tech (Cam) replied 5 years ago.
OK, You need to follow The following.

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Customer: replied 5 years ago.
I still have no spark from coil?
Expert:  GM Tech (Cam) replied 5 years ago.
Did you follow through on the charts I posted?