Riviera V6-231 3.8L VIN C SFI (1989)
Body Control Module: Reading and Clearing Diagnostic Trouble Codes
Accessing and Reading Diagnostic Trouble Codes
NOTE: For referrals to any chart not included in DIAGNOSTIC CHARTS, see COMPUTERIZED ENGINE CONTROLS.
DESCRIPTION:
To enter diagnostic mode, proceed as follows:
1.
Turn the ignition "ON."
2.
Touch the "OFF" and "WARM" buttons on the ECC panel simultaneously and hold until a segment check is displayed on the IPC and ECC