Chevrolet Cobalt Service & Repair Manual: Engine Coolant Temperature Sending Unit R&R
| Refer to Fig. 1
when performing the following procedure. |
| 1. |
Disconnect the negative battery cable. |
| 2. |
Remove the cover from the underhood
electrical center. |
| 3. |
Remove the underhood positive battery
terminal lug. |
| 4. |
Disconnect the positive battery cables
from the underhood electrical center. |
| 5. |
Reposition the body harness from the
electrical center top cover. |
| 6. |
Loosen all of the underhood electrical
center bolts. |
| 7. |
Remove the underhood electrical center
(1) from the vehicle. |
| 8. |
Remove the engine control module. |
| 9. |
Disconnect the electrical harness from
the junction block bracket. |
| 10. |
Remove the bracket lower bolts (2),
junction block bracket support nut (1), and the junction block bracket
(3), Fig. 2. |
| 11. |
Partially drain the cooling system. |
| 12. |
Remove engine coolant temperature sensor
and disconnect electrical connector. |
| 13. |
Reverse procedure to install, noting
the following: |
| |
a. |
Torque engine coolant temperature
sensor to 15 ft. lbs. |
| |
b. |
Torque junction block bracket
nut and lower bolts to 89 inch lbs. |
| |
c. |
Torque underhood electrical
center bolts to 89 inch lbs. |
| |
d. |
Torque underhood positive battery
terminal lugs to 133 inch lbs. |
|
Fig. 1 Engine coolant temperature sensor replacement
Fig. 2 Junction black bracket replacement
1.
Drain engine coolant into suitable
container.
2.
Reposition coolant expansion tank inlet
hose clamp using hose clamp pliers tool ...
Refer to Fig. 1
when performing the following procedure.
1.
Partially drain the coolant system.
2.
Remove the thermostat.
...
See also:
Chevrolet Cobalt Owners Manual. Fog Lamps
For vehicles with fog lamps, the button is located on the
instrument panel, to the left of the steering wheel.
The ignition must be on to use the fog lamps.
: Press to turn the fog lamps
on off. An indicator light
on the button comes on when the fog lamps are on.
The parking lamps automatical ...
Chevrolet Cobalt Owners Manual
Chevrolet Cobalt Service Manual
Engine Coolant Expansion Tank, Replace
Engine Coolant Thermostat Housing R&R