GM Service Manual Online
For 1990-2009 cars only

Object Number: 1659213  Size: MF

Callout

Component Name

Notice: Refer to Fastener Notice in the Preface section.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

Preliminary Procedure

  1. Remove the HVAC Module. Refer to HVAC Module Assembly Replacement .
  2. Remove the heater core. Refer to Heater Core Replacement .

1

A/C Evaporator Tube Bolt (Qty: 2)

Tighten
16 N·m (12 lb ft)

2

Thermal Expansion Valve Bolt (Qty: 2)

Tighten
16 N·m (12 lb ft)

3

Thermal Expansion Valve O-ring

Tip
Remove and discard the O-rings. Refer to O-Ring Replacement .

4

A/C Evaporator Tube O-ring

Tip
Remove and discard the O-rings. Refer to O-Ring Replacement .

5

A/C Evaporator Tube

6

A/C Evaporator Tube Bracket

7

Thermal Expansion Valve