Sierra 1500 2WD V8-5.3L VIN Z Flex Fuel (2006)
10. Install the spacer plate support and the spacer plate support bolts.
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Tighten the bolts to 11 Nm (97 inch lbs.).
Notice: Refer to Fastener Notice in Service Precautions.
11. After installing the spacer plate support (2), look through the hole in the spacer plate to ensure that the checkball (1) has remained in the proper
location.
12. Install a new 1-2 accumulator piston seal (1) to the 1-2 accumulator piston.