Other information:
Replacement
•
Take care to not let the tailgate fall on you as the lifts are
removed. Have a helper hold the tailgate open, or use a secure
method to hold it open.
...
Inspection
1.
Turn the ignition switch ON.
2.
Manually operate the control switch and measure the voltage of the blower
motor.
3.
Select the control switch to raise the voltage until high speed.
...