I recently purchased a 1997 pontaic grand prix replaced fuel pump thermostat crank shaft sensor and fuel pump relay. Sometimes my car will start right up and fuel pump kicks right on and sometimes it

Asked by Dec 20, 2014 at 04:36 PM about the 1997 Pontiac Grand Prix 2 Dr GT Coupe

Question type: Maintenance & Repair

4 Answers

295

sounds like you might have wire issues

10,825

Does the fuel pump run when it does not start up? A fuel pressure check would determine if the pump is to blame. If fuel pressure checks okay when it does not start, there is an issue upstream of the pump.

5,095

I agree with Mark about getting a fuel pressure check. You might get fuel pressure every time, but miss hearing the "click." If you are getting pressure every time it might be an ignition problem like dying coil, old plug wires...

no the fuel pump wont turn on when cranking car

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