Mechanics

GMC JIMMY FUEL FILTER PROBLEM

1997 GMC Jimmy

97 jimmy 4.3 runs when you pour gas into throttle body, fuel pumps is putting out 55 to 56 psi. Has spark at plugs. Replaced fuel filter. Checked all fuses. Could this be the fuel regulator?
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Davidmccoy
January 28, 2013.




Fuel pressure if csi is 60-66 psi minimum if sfi it shold be 56-62 min. Which do you have? Vin will tell what sfi or csi

Tiny
Hmac300
Jan 29, 2013.
Scan for codes too
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Tiny
Hmac300
Jan 29, 2013.

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