We don't know what else it could be? 1988 Chevy 2500 will not run.

Asked by Jan 14, 2017 at 11:24 AM about the 1988 Chevrolet C/K 2500

Question type: Maintenance & Repair

We have changed the fuel filter, ECM box checked the tbi injectors. Put  tester on the fuel line go to fuel pump reading 5 psi. Fuel pump does not run with the key on, only pumps when cranking. Changed the fuel pump relay, the distributor module, will  run with starting fluid.     

1 Answer

261,425

5 psi is low, Fuel pressure should be in the 30-40 psi range.

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