Sierra 3500 Denali 2WD V8-6.0L (2011)
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
7. With the engine in the number one firing position, tighten the following rocker arm bolts:
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Tighten cylinders 1,2,7 and 8 exhaust valve rocker arm bolts to 30 Nm (22 lb ft).
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Tighten cylinders 1,3,4 and 5 intake valve rocker arm bolts to 30 Nm (22 lb ft).
8. Rotate the crankshaft 360 degrees.
9. Tighten the following rocker arm bolts:
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Tighten cylinders 3, 4, 5 and 6 exhaust valve rocker arm bolts to 30 Nm (22 lb ft).
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Tighten cylinders 2, 6, 7 and 8 intake valve rocker arm bolts to 30 Nm (22 lb ft).
10. Install the number one cylinder spark plug. Refer to Spark Plug Replacement (See: Tune-up and Engine Performance Checks/Spark Plug/Service
and Repair).
11. Install the rocker arm cover. Refer to Valve Rocker Arm Cover Replacement - Left Side (See: Valve Cover/Service and Repair/Valve Rocker
Arm Cover Replacement - Left Side) or Valve Rocker Arm Cover Replacement - Right Side (See: Valve Cover/Service and Repair/Valve Rocker
Arm Cover Replacement - Right Side).