WHY WILL A 1991 CHEVY SUBURBAN 5

1991 Chevrolet Suburban

Tiny

dg2960

December, 28, 2012 AT 12:13 AM

Why will a 1991 chevy suburban 5.7 2500 start and run for fifteen seconds and then stop? I have replaced the ecm, fuel pump module, fuel pump relay, and the ignition module. Vehicle will lose power after fifteen seconds at the fuel pump.

FOUND 1457 RELATED QUESTIONS

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Fuel Pump Relay

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1 Answer

Tiny

ASEMaster6371

December, 28, 2012 AT 2:34 AM

What is the actual fuel pressure?

Roy

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