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Engine Controls - Aftermarket Accessory Usage|Page 400 > < Engine Controls - Aftermarket Accessory Usage|Page 398

Sierra 2500 Denali 2WD V8-6.0L (2011)

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5. Disengage the retainer tabs securing the ECM to the bracket.
6. Remove the ECM.

Installation Procedure

1. Install the bottom ECM tabs into the bracket.
2. Push the ECM in securing the ECM to the bracket.

Engine Controls - Aftermarket Accessory Usage|Page 400 > < Engine Controls - Aftermarket Accessory Usage|Page 398