saturn Workshop Repair Guides

Saturn Workshop Service and Repair Manuals

Coolant Heater Replacement|Page 2935 > < Crankshaft, Engine|Specifications
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Engine Block Heater: Service and Repair
Coolant Heater Replacement

Coolant Heater Replacement (3.5L (L66))

Removal Procedure

1. Drain the cooling system.
2. Disconnect the coolant heater power supply cord from the coolant heater.

Important: A residual amount of coolant will drain from the engine block.

3. Remove the coolant heater and washer from the engine block.

Installation Procedure

1. Install the washer to the coolant heater.

Notice: Refer to Component Fastener Tightening Notice.

2. Install the coolant heater into the engine block.

Tighten the coolant heater to 60 N.m (44 lb ft).

3. Connect the coolant heater power supply cord to the coolant heater.
4. Fill the cooling system.

Coolant Heater Replacement|Page 2935 > < Crankshaft, Engine|Specifications