Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2009COBALT L4-2.2LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTCOOLING SYSTEMRADIATORSERVICE AND REPAIRRADIATOR REPLACEMENT
2009 Chevrolet Cobalt L4-2.2L
Radiator Replacement
2009 Chevrolet Cobalt L4-2.2LSECTION Radiator Replacement
Radiator Replacement
Special Tools
J 38185 Hose Clamp Pliers
Removal Procedure
1. Drain the cooling system. Refer to Cooling System Draining and Filling (GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (Static Fill LNF) (Service and Repair)Cooling System Draining and Filling (Static Fill LE5, L61) (Service and Repair).
2. Lower the vehicle.
3. Remove the air cleaner outlet resonator. Refer to Air Cleaner Outlet Duct Replacement (Air Cleaner Outlet Duct Replacement) or Air Cleaner Inlet Duct Replacement (Air Cleaner Inlet Duct Replacement).
4. Reposition the radiator inlet hose clamp at the radiator using J 38185 .
5. Remove the radiator inlet hose from the radiator.
6. Reposition the radiator outlet hose clamp at the radiator using J 38185 .
7. Remove the radiator outlet hose from the radiator.
8. If equipped with an automatic transmission, clean the upper transmission oil cooler line connection point and remove the line from the radiator.
9. If equipped with an automatic transmission, remove the left front wheelhouse liner. Refer to Front Fender Liner Replacement (Service and Repair).
10. If equipped with an automatic transmission, remove the left engine splash shield. Refer to Engine Splash Shield Replacement - Left Side (Engine Splash Shield Replacement - Left Side).
11. If equipped with an automatic transmission, clean the lower transmission oil cooler line connection point and remove the line from the radiator.
12. Remove the cooling fan assembly from the radiator by pushing up on the fan shroud to unsnap the retaining features. Position the cooling fan assembly away from the radiator and support the cooling fan assembly.
13. Remove the air dam push-in retainer.
14. Remove the air dam.
15. If equipped with air conditioning, remove the condenser bolts.
Note: You are not required to discharge the A/C system.
16. Slide the condenser down to disengage the upper mounting tabs from the radiator. Position the condenser away from the radiator and support the condenser.
17. Remove the right and left radiator side baffles.
18. Remove the right engine splash shield to radiator mount push-in retainer.
19. If equipped with a manual transmission, remove the left engine splash shield to radiator mount push-in retainer.
20. Remove the lower radiator mounts, brackets, and bolts.
21. Tilt the condenser forward in the vehicle. Tilt the cooling fan assembly rearward in the vehicle. Remove the radiator assembly from the vehicle.
22. Remove the upper radiator air baffle.
Installation Procedure
1. Verify that the upper radiator mounts are installed in the vehicle.
2. Install the upper radiator air baffle.
3. Tilt the condenser forward in the vehicle. Tilt the cooling fan assembly rearward in the vehicle. Install the radiator assembly into the vehicle.
4. Verify that the upper radiator mount pins align with the upper radiator mounts.
Caution: Refer to Fastener Caution (Fastener Caution).
5. Install the lower radiator mounts, brackets, and bolts and tighten the bolts to 25 Nm (18 lb ft).
6. Install the right engine splash shield to radiator mount push-in retainer.
7. If equipped with a manual transmission, install the left engine splash shield to radiator mount push-in retainer.
8. If equipped with air conditioning, install the right and left radiator side baffles.
9. Slide the condenser up to engage the upper mounting tabs into the radiator.
10. Install the condenser bolts and tighten to 10 Nm (88 lb in).
11. Install the air dam and push-in retainers.
12. Align the cooling fan shroud retaining features to the radiator. Pull down on the cooling fan assembly to snap the fan shroud onto the radiator.
13. If equipped with an automatic transmission, install the lower transmission oil cooler line and seal the radiator.
Tighten the transmission oil cooler line to 20 Nm (15 lb ft).
14. If equipped with an automatic transmission, install the left engine splash shield. Refer to Engine Splash Shield Replacement - Left Side (Engine Splash Shield Replacement - Left Side).
15. If equipped with an automatic transmission, install the left front wheelhouse liner. Refer to Front Fender Liner Replacement (Service and Repair).
16. Lower the vehicle.
17. If equipped with an automatic transmission, install the upper transmission oil cooler line and seal to the radiator.
Tighten the transmission oil cooler line to 20 Nm (15 lb ft).
18. Install the radiator outlet hose to the radiator.
19. Reposition the hose clamp to secure the hose using J 38185 .
20. Install the radiator inlet hose to the radiator.
21. Reposition the hose clamp to secure the hose using J 38185 .
22. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Duct Replacement (Air Cleaner Outlet Duct Replacement) or Air Cleaner Inlet Duct Replacement (Air Cleaner Inlet Duct Replacement).
23. Fill the cooling system. Refer to Cooling System Draining and Filling (GE 47716 Fill) (Service and Repair)Cooling System Draining and Filling (Static Fill LNF) (Service and Repair)Cooling System Draining and Filling (Static Fill LE5, L61) (Service and Repair).
24. If equipped with an automatic transmission, add fluid to the transmission as necessary. Refer to Transmission Fluid Check (Testing and Inspection).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.