GM Service Manual Online
For 1990-2009 cars only

Object Number: 1866303  Size: MF

Callout

Component Name

Preliminary Procedure

  1. Remove the HVAC Module. Refer to HVAC Module Assembly Replacement .
  2. Remove Thermal Expansion Valve (TXV). Refer to Thermal Expansion Valve Replacement .

1

Evaporator Upper Case Screw (Qty: 17)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
6 N·m (53 lb in)

2

Evaporator Upper Case

3

Evaporator Core

Tip
Ensure all seals are in place upon installation.