GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Envoy - 2WD 🢒 Engine 🢒 Engine Exhaust 🢒 Exhaust Muffler Heat Shield Replacement

Removal Procedure

    Object Number: 1923441 Size: SH
  1. Remove the catalytic converter heat shield. Refer to Catalytic Converter Heat Shield Replacement .
  2. Remove the exhaust muffler heat shield bolt (3) and nuts (2).
  3. Remove the exhaust muffler heat shield from the underbody.

Installation Procedure

    Object Number: 1923441 Size: SH
  1. Install the exhaust muffler heat shield to the underbody.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the exhaust muffler heat shield bolt (3) and nuts (2).

    3. Tighten
    Tighten the bolt/nuts to 7 N·m (62 lb in).

  3. Install the catalytic converter heat shield. Refer to Catalytic Converter Heat Shield Replacement .