Manual:HUMMER H3 Alpha 2010Page:00373319 / 37163

Valve Rocker Arm Cover Installation - Left Side

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Valve Rocker Arm Cover Gasket
    GM1272820Courtesy of GENERAL MOTORS CORP.
    NOTE:
    • All gasket surfaces should be free of oil or other foreign material during assembly.
    • DO NOT use the valve rocker arm cover gasket again.
  1. Install NEW valve rocker arm cover grommets and use NEW valve rocker arm cover bolts if they are serviced with the grommet.
  2. Install a NEW gasket (504) into the valve rocker arm cover.
    3. Fig 2: Valve Rocker Arm Cover
    GM1277108Courtesy of GENERAL MOTORS CORP.
  3. Install the valve rocker arm cover onto the cylinder head.
    4. CAUTION: Refer to Fastener Caution .
  4. Install the cover bolts with grommets and tighten to 12 N.m (106 lb in).
    5. Fig 3: Ignition Coils, Bracket, Bolts & Wire Harness
    GM1402020Courtesy of GENERAL MOTORS CORP.
  5. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent, to the threads of the ignition coil bolts (723).
  6. Install the ignition coils (722), wire harness (721), and bolts (723) to the bracket (719). Tighten the ignition coil bolts to 10 N.m (89 lb in).
    7. Fig 4: Ignition Coils & Bracket
    GM1402016Courtesy of GENERAL MOTORS CORP.
  7. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent, to the threads of the ignition coil bracket studs (720).
  8. Install the ignition coil and bracket assembly (719) and studs (720). Tighten the bracket studs to 12 N.m (106 lb in).