GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2000 🢒 Astro - 2WD 🢒 Engine 🢒 Engine Mechanical - 4.3L 🢒 Exhaust Manifold Removal

Exhaust Manifold Removal Left


    Object Number: 188045 Size: SH

    Notice: Twist the spark plug boot one-half turn in order to release the boot. Pull on the spark plug boot only. Do not pull on the spark plug wire or the wire could be damaged.

  1. Remove the spark plug wires from the spark plugs.
    2. 1.1. Rotate the spark plug wire boot one half turn.
    1.2. Pull outward on the spark plug wire boot to release from the spark plug.
  2. Remove the spark plug wires from the spark plug wire retainers.
  3. Remove the exhaust manifold bolts and the stud.
  4. Remove the spark plug wire shields (if applicable) and the exhaust manifold.

    5. Object Number: 328540 Size: SH
  5. Remove and discard the exhaust manifold gaskets.

Exhaust Manifold Removal Right


    Object Number: 188121 Size: SH

    Notice: Twist the spark plug boot one-half turn in order to release the boot. Pull on the spark plug boot only. Do not pull on the spark plug wire or the wire could be damaged.

  1. Remove the spark plug wires from the spark plugs.
    2. 1.1. Rotate the spark plug wire boot one half turn.
    1.2. Pull outward on the spark plug wire boot to release from the spark plug.
  2. Remove the spark plug wires from the spark plug wire retainers.
  3. Remove the exhaust manifold bolts.
  4. Remove the spark plug wire shields and the exhaust manifold.

    5. Object Number: 328555 Size: SH
  5. Remove and discard the exhaust manifold gaskets.