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.
...
See also:
Chevrolet Cobalt Service & Repair Manual. Description
This ignition system uses one
coil for each pair of cylinders. Each pair of cylinders that are at Top
Dead Center (TDC) at the same time are known as companion cylinders. The
cylinder that is at TDC of its compression stroke is called the event cylinder.
The cylinder that is a ...