gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Coolant Heater Replacement (L76, L92)|Page 4462 > < Coolant Heater Replacement (L76, L92)|Page 4460
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1. If reusing the old coolant heater, apply thread sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the threads.

Notice:  Refer to Fastener Notice   .

2. Install the coolant heater to the engine block.

Tighten the coolant heater to 50 N.m (37 lb ft).

3. Connect the coolant heater cord electrical connector.

Coolant Heater Replacement (L76, L92)|Page 4462 > < Coolant Heater Replacement (L76, L92)|Page 4460