Chevrolet Cobalt Service & Repair Manual: Flushing
| 1. |
Remove expansion tube, if equipped. |
| 2. |
Remove air compressor. |
| 3. |
Install flush adapter to air compressor
lines using universal flush adapter kit. |
| 4. |
Install A/C flush machine lines and
follow manufacturers instructions to flush system. |
| 5. |
Remove air compressor drain plug, if
equipped. |
| 6. |
Drain oil from air compressor. |
| 7. |
Add total system capacity of refrigerant
oil to A/C system. |
| 8. |
Install air compressor. |
| 9. |
Inspect expansion tube for debris,
if equipped. Clean or replace as required. |
| 10. |
Remove flush adapter from air compressor
lines, then connect lines to air compressor. |
| 11. |
Install a new suction accumulator or
receiver/drier. |
| 12. |
Evacuate and recharge A/C system. |
|
Body Control Module (BCM)
Connect a Tech 2 or suitably programmed
scan tool to Data Link Connector (DLC) and follow manufacturer's instructions.
Dash Integration Module (DIM)
...
Before beginning any leak test,
attach a manifold gauge set and note pressure. If little or no pressure
is indicated, a partial charge must be installed. Inspect all connections,
co ...
See also:
Chevrolet Cobalt Service & Repair Manual. Engine Leak Inspection
A visual inspection must always
be performed to confirm the presence of aftermarket components, potential
collision damage, or areas of concern.
Before moving the vehicle inspect
underneath for signs of oil on the ground to aid in identifying the leaks
location.
...
Computer Relearn Procedure
Leak Test