gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Thermostat Housing Crossover Replacement (LLY, LBZ)|Page 3557 > < Thermostat Housing Crossover Replacement (LLY, LBZ)|Page 3555
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Coolant Line/Hose: Service and Repair
Thermostat Housing Crossover Replacement (LMM)

Thermostat Housing Crossover Replacement (LMM)

Removal Procedure

1. Remove the cooling layer. Refer to Cooling Layer Removal.
2. Remove the radiator fan. 
3. Remove the drive belt tensioner and generator bracket. 
4. Remove the air conditioning (A/C) and power steering bracket. 

5. Remove the fuel line bolt and position the fuel line aside.

6. Compress the clamp and disconnect the turbocharger inlet cooling hose/pipe.
7. Remove the oil fill tube. 

Thermostat Housing Crossover Replacement (LLY, LBZ)|Page 3557 > < Thermostat Housing Crossover Replacement (LLY, LBZ)|Page 3555