Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Lower the headliner.
Refer to: Headliner - Lowering (501-05 Interior Trim and Ornamentation, Removal and Installation).
On both sides.
Remove the nuts.
Torque:
89 lb.in (10 Nm)
Remove the liftegate hinge cover and roof rail.
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What Is Grade Assist
Provides additional grade braking with a
combination of engine motoring and
high-voltage battery charging to help
maintain vehicle speed when descending
a grade.
Switching Grade Assist On and Off
Press the grade assist button to activate
grade assist. The grade assist lamp
appears in the instrument cluster. Press
the button again to switch it off.
Your vehicle determine..