Engine won't start

Tiny
GMORONI36
  • MEMBER
  • 3 POSTS
I have checked the relays and the fuses already Ive tried cycling the ignition as well.
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Wednesday, December 18th, 2019 AT 10:08 AM (Merged)
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
This may need a new pump and harness which some of these years had bad harness abut a foot of it and they switched to a different connector. Check the lt grn wire going back. It may be your fule pump balance module bad so have a pro scan it. The relay for fuel pump is on the balance module on frame rail near transmission crossmember.
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Wednesday, December 18th, 2019 AT 10:08 AM (Merged)
Tiny
GMORONI36
  • MEMBER
  • 3 POSTS
Ok so at the end of the harness where the sending unit connects I tested the 3 wire connect and only one wire lit up, so I put it all back together figuring it was the wire harness and will need a garage. I fiddled with the fuses again thinking maybe I missed one but didn't. So I primed the key just to see and I the pump is turning on now, but still no gas to engine. I un did the fuel filter rear line primed the ignition and no fuel reaching it. Its a brand new pump. So the only thing I can think of is its clogged. Any other ideas or suggestions. Could it be the anti-theft and collision sensor stopping it. If it has one? And thank you for your help!
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Wednesday, December 18th, 2019 AT 10:08 AM (Merged)
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
If it's anti theft try another key if you have one. Maybe the diode screwed up. A new key wont work because it has to be programmed by either a scanner or a good key. I tmay be the fuel pump balance module like I said in last reply
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Wednesday, December 18th, 2019 AT 10:08 AM (Merged)

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