Suburban 1/2 Ton 4WD V8-5.3L VIN Z Flex Fuel (2006)
2. Install the valve rocker arm cover.
Notice: Refer to Fastener Notice in Service Precautions.
3. Tighten the rocker arm cover bolts.
Tighten the bolts to 12 Nm (106 inch lbs.).
4. Install the PCV hose.
5. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent to the threads of the bracket bolts.
6. Install the ignition coil bracket.
7. Install the ignition coil bracket studs.
Tighten the studs to 12 Nm (106 inch lbs.).
8. Install the spark plug wires to the ignition coils.
