Manual:HUMMER H3 Alpha 2010Page:00373318 / 37163

Valve Rocker Arm Cover Removal - Left Side

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Ignition Coils, Spark Plug Wires & Bracket Assembly
    GM1402016Courtesy of GENERAL MOTORS CORP.
  1. Remove the spark plug wires (724).
  2. Remove the ignition coil bracket studs (720).
  3. Remove the ignition coil and bracket assembly (719).
    4. Fig 2: Bracket, Bolts, Coils & Wire Harness
    GM1402020Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the ignition coil electrical connectors.
  5. Remove the bolts (723), coils (722), and wire harness (721) from the bracket (719), as required.
    6. Fig 3: Valve Rocker Arm Cover
    GM1277108Courtesy of GENERAL MOTORS CORP.
  6. Remove the valve rocker arm cover bolts and cover.
  7. If the valve rocker arm cover grommets are cracked or damaged, replace the valve rocker arm cover bolts. The grommet is serviced with the rocker arm cover bolt.
    8. Fig 4: Valve Rocker Arm Cover Gasket
    GM1272820Courtesy of GENERAL MOTORS CORP.
  8. Remove and discard the valve rocker arm cover gasket (504) from the cover.