Sierra 2500 2WD V8-6.0L VIN U (2004)
9. If equipped with vacuum assisted brakes, install the vacuum brake booster hose to the rear of the intake manifold.
10. Route the electrical harness into position over the engine.
11. Connect the knock sensor harness electrical connector to the intake manifold.
12. Connect the following electrical connectors.
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MAP sensor (1)
^
Knock sensor (2)
13. Install the fuel injectors.
14. Install the throttle body.
