Diagnostic Procedures Chart
WARNING: This page is about a different car, the 1988 Pontiac Grand Prix, 1988 Oldsmobile Cutlass Supreme, and 1988 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSIS CHART
| Symptom | Procedure |
|---|---|
| Pump Inoperative | 1 |
| Washer Pumps Continuously | 2 |
| Wiper Motor Inoperative | 3 |
| Intermittent Wiper Operation In Delay, Lo or Hi modes | 4 |
| Wiper Will Not Park | 5 |
| No Delay, or Continuous in Delay (Motor Operatesin Lo and Hi Modes) | 6 |
| Wiper Stays in Delay During Wash Cycles Started in Delay Mode | 7 |
| No Lo Mode | 8 |
| No Hi Mode or Blades Cycle In and Out of Park w/Switch in Hi | 9 |
| Blades Cycle In and Out of Park Position When Wiper is Shut Off | 10 |