Heater Core Replacement

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Heater Core

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedure Remove the instrument panel (I/P) insulator panel - left side. Refer to Instrument Panel Insulator Panel Replacement - Left Side . Remove the instrument panel (I/P) lower trim panel. Refer to Instrument Panel Lower Trim Panel Replacement - Left Side . Remove the heater inlet hose from the heater core tube. Refer to Heater Inlet Hose Replacement (LF1) or Heater Inlet Hose Replacement (LAU) . Remove the heater outlet hose from the heater core tube. Refer to Heater Outlet Hose Replacement (LF1) or Heater Outlet Hose Replacement (LAU) .
1	Heater Core Tube Clamp (Qty: 2)
2	Heater Core Tube Assembly Tip: Coolant may still be in the heater core, collect coolant or blow out heater core with compressed air.
3	Heater Core Tube Seal (Qty: 2)
4	Heater Core Bracket Fastener CAUTION: Refer to Fastener Caution . Tighten: 1.4 N.m (12 lb in)
5	Heater Core Procedure: Pull out the heater core.