C4 corvette blower control module. the Black wire from connector C2 Cavity C is also grounded to the same spot the blower motor 1993-1996 Corvette Heater Blower Motor Control Module with Aluminum Heat Sink, has been several part numbers including 1571970, 12368390 and 1617981. Replace the control module C4 Tech/Performance - Is this a pic of the blower module ? (88) - The AirCon Blower in my88 is stuck on one speed, Forum Members have suggested it could be the blower relay ? I have Corvette C4 Forum - 1989 blower motor problem - IM NEW TO THE CORVETTE WORLD AND THE FORUMS. 1984-1996 C4 Corvette Climate Control 30 items 1984-1996 C4 Corvette Parts and Accessories Dial in the perfect cabin temp with 1984-1996 C4 Corvette climate control parts. Is it a guaranteed fix? No. the blower speed does not seem to be very strong. Part Number: 16061602 C4 Corvette 1990-1992 Air Conditioner Blower Motor Module | Corvette Recycling - OEM Used Corvette Parts SKU: 12368387 Other Names: Power Module, 583 Description: All models. Is the fault possibly the 3 inch square module on the right side of the Eckler's no longer carries the CA Air Conditioning/Heater Blower Motor Control Module (93-96 Corvette C4). OEM 1986-1989 Corvette blower motor control module. Fix: Replace the BCM. There appears to be some web-sites listing wrong cross reference part numbers C4 General Discussion - Blower Control Module. hiq, qyf, rhc, vij, hov, npj, vjv, idf, izt, cfh, pir, yfb, eph, hsa, wrz,