Riviera V6-231 3.8L VIN C SFI (1989)
Radiator Cooling Fan Motor: Symptom Related Diagnostic Procedures
Chart C-12C-B Cooling Fan No High Speed Rear Fan
Fig. 120 Chart C-12C-B (Cooling Fan No High Speed Rear Fan). 1989-90 Reatta, Riviera, Toronado & Trofeo. (Part 1 Of 2).