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I have a 96 gmc 1500 z71 the fuel pump and injectors are new…

Customer Question
I have a 96...

I have a 96 gmc 1500 z71 the fuel pump and injectors are new and iit still work crank over

Mechanic's Assistant: Have you ever replaced the fuel pump, or is this the original?

New pump new injectors new relay its kike the cmputer wont tell pump to turn on

Mechanic's Assistant: Are you fixing your 2500 yourself? What have you tried so far?

Checking voltage i get three grounds at pcm fuel pump relay

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

Ya when you go crank it the trucks instruments make weird creeking sounds and the turn signal lights come on

Submitted: 11 months ago.Category: GMC
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Answered in 6 hours by:
9/17/2017
GMC Mechanic: Gary, ASE Certified Technician replied 11 months ago
Gary
Gary, ASE Certified Technician
Category: GMC
Satisfied Customers: 18,028
Experience: GCM master tech over 25 years
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Welcome! My name is ***** ***** I will do my best to assist you with this problem.

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GMC Mechanic: Gary, ASE Certified Technician replied 11 months ago

will the engine somewhat run on starting fluid or carb cleaner being sprayed down the throttle body ?

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