Sierra 3500 2WD V8-6.0L (2008)
![background image](/gmc/sierra_3500_2wd/v8-6.0l/Page-1287003.png)
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The vehicle is not in a reduced engine power mode.
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The ignition is ON.
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The engine is OFF.
7. Install the knee bolster.
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The vehicle is not in a reduced engine power mode.
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The ignition is ON.
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The engine is OFF.
7. Install the knee bolster.