Test Step 4 - (Z910) GROUND CIRCUIT OPEN
NOTE:
The test light must illuminate brightly. Compare the brightness to that of a direct connection to the battery.
- Using a 12-volt test light connected to 12-volts, check the (Z910) Ground circuit.
Does the test tight illuminate brightly?
Yes
- Go to Test Step 5 Test Step 5 - CHECK THE POWER LIFTGATE CHIME
No
- Repair the (Z910) Ground circuit for an open.
- Perform the Body Verification Test. Refer to BODY VERIFICATION TEST .