For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you perform the Instrument Cluster System Check? | -- | Go to Step 2 | Go to Instrument Cluster System Check
2 | Does the left turn signal operate properly? | -- | Go to Step 3 | Go to Exterior Lights System Check
3 | Inspect CKT 14 (LT BLU) for an open or a short to ground. Is the wiring OK? | -- | Go to Step 4 | Go to Step 5
4 | Inspect the instrument cluster connector C2 terminal A4 (Buick) or connector C2 terminal A6 (Oldsmobile) for proper terminal contact. Is the terminal contact OK? | -- | Go to Step 6 | Go to Step 7
5 | Repair the open in CKT 14 (LT BLU). Is the repair complete? | -- | Go to Instrument Cluster System Check | --
6 | Replace the instrument cluster. Is the repair complete? | -- | Go to Instrument Cluster System Check | --
7 | Repair the poor terminal contact. Is the repair complete? | -- | Go to Instrument Cluster System Check | --