Diagnostic System Check - Body Control System. Pontiac Montana 2000

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2000 🢒 Montana 🢒 Body and Accessories 🢒 Body Control System 🢒 Diagnostic System Check - Body Control System

The number(s) below refer to the step number(s) on the diagnostic table.

The presence of DTCs stored in the BCM. The specified procedure will compile all the available information before tests are performed.

Step	Action	Yes	No
Schematic Reference: Body Control System Schematics
1	Enter the BCM Diagnostic Mode. Refer to On-Board Diagnostic Features . Does the BCM enter the Diagnostic Display mode?	Go to Step 2	Go to Body Control Module Inoperative
2	Select display BCM DTCs. Refer to On-Board Diagnostic Features . Does the BCM display any DTCs?	Go to Diagnostic Trouble Code (DTC) List/Type	Go to the Applicable Symptom Table

Step

Action

Yes

Enter the BCM Diagnostic Mode. Refer to On-Board Diagnostic Features .

Does the BCM enter the Diagnostic Display mode?

Select display BCM DTCs. Refer to On-Board Diagnostic Features .

Does the BCM display any DTCs?

Go to the Applicable Symptom Table