Heater Core Replacement

Fig 1: Heater Core

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure Remove the HVAC module assembly. Refer to HVAC Module Assembly Replacement . Disconnect the actuator electrical connectors from the air distribution case.
1	Screw, Air Outlet Duct NOTE: Refer to Fastener Notice . Tighten: 1.5 N.m (14 lb in)
2	Duct, Air Outlet
3	Screw, Heater Core Cover Tighten: 1.5 N.m (14 lb in)
4	Cover, Heater Core
5	Seal, Heater Core Pass Through
6	Screw, Air Distribution Case Tighten: 1.5 N.m (14 lb in)
7	Case, Air Distribution
8	Screw, Heater Core Bracket (Qty: 2) Tighten: 1.5 N.m (14 lb in)
9	Bracket, Heater Core
10	Core, Heater