Other Name: Pump Asm,Fuel ; Pump, Fuel Pump; Fuel Pump
Warranty: This genuine part is guaranteed by GM's
factory warranty.
Fits the following Vehicles:
1987 Pontiac Grand Prix | 2 DOOR, BROUGHAM 2 DOOR, LE 2 DOOR | 6 Cyl 3.8L
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About Pontiac Grand Prix Fuel Pump
Of all the high-precision auto parts within a GM car, the most important one is the Pontiac Grand Prix Fuel Pump. Keeping your Grand Prix Fuel Pump in top condition is critical to keeping your vehicle running smoothly. By buying a new replacement part, you can save hundreds, even thousands of dollars in costly auto repairs later down the road.
Pontiac Grand Prix Fuel Pump Parts Questions & Experts Answers
Q: How to check Fuel Pump and perform a fuel pressure test on Pontiac Grand Prix?
A: To conduct a fuel pressure test, you'll need a fuel pressure gauge and appropriate adapter. First, ensure fuel is present and inspect for leaks. Attach the gauge to the fuel rail's Schrader valve, turn on the ignition, and observe the reading. Start the engine and check if the pressure drops by 3-10 psi. If not, apply vacuum to the regulator. If the pressure isn't correct, examine the fuel components. Afterward, release the pressure and remove the gauge. For Throttle Body Injection models, install the gauge between the fuel hose and throttle body. Using a jumper, observe the reading. If the pressure is off, inspect for restrictions or malfunctioning components. Finally, listen for the fuel pump's noise when starting. If it's silent, check the fuse and relay. Apply 12 volts to the pump's terminal to verify functionality. If it's non-operational, inspect the relay and pump circuit.