Chevrolet Cobalt Service & Repair Manual: Fuel Pump, Replace
Removal
| 1. |
Relieve fuel system pressure as outlined
under "Precautions." |
| 3. |
Raise and support vehicle. |
| 4. |
Disconnect connector and remove fuel
pump module electrical harness. |
| 5. |
Disconnect EVAP vent valve solenoid
harness electrical connector from underbody wiring harness. |
| 6. |
Remove ABS wiring harness from retainer
on EVAP canister. |
| 7. |
Disconnect fuel feed and purge lines
from fuel and brake line bundle on righthand side of vehicle. |
| 8. |
Cap or plug fuel tank feed and vapor
lines to prevent fuel loss or contamination. |
| 9. |
Disconnect fuel filler pipe jumper
hose from fuel tank. |
| 10. |
Disconnect vapor recirculation line
runs parallel to fuel filler pipe jumper hose. |
| 11. |
Remove exhaust pipe and muffler insulators
from underbody hangers, then support exhaust system with suitable
jackstand. |
| 12. |
Support fuel tank using suitable jackstand. |
| 13. |
Remove lefthand and righthand fuel
tank strap bolts. |
| 14. |
Lower righthand side of tank until
it is clear of frame rail and remove tank toward righthand side
of vehicle. |
| 15. |
Remove fuel pump module assembly from
fuel tank using fuel sender lock ring wrench tool No. J 45722, or
equivalent. |
| 16. |
Reverse procedure to install. |
|
Removal
1.
Raise and support vehicle.
2.
Remove front fender liner.
3.
Turn drive belt tensioner clockwise.
...
Refer to Fig. 1
when performing the following procedure.
1.
Install the intake manifold bolts and
nuts finger tighten.
2.
...
Front Cover, Replace
Intake Manifold Bolts Re-Torque