C4 ZR-1 HVAC Programmer Module Rebuilding Service 1990-1995

This is a rebuilding service for a C4 ZR-1 HVAC Programmer Module.

Body and trim: ZR-1

What is a ZR-1 HVAC Programmer Module? The ZR-1 HVAC programmer module houses vacuum control solenoids and the blend door motor controller. Vibration can cause the solder joints to break down, while excessive heat can cause the electrolytic capacitors to fail. This rebuilding service will fix the common symptoms listed below:

• • Switching between air selections is not working correctly.
  • Cold air blows from the vents when heat is selected, or hot air blows when A/C is selected.

Option Code: C68 Engine: LT5 GM Part Numbers:

1994 to 1995 (ZR-1)	16192584
1992 to 1993 (ZR-1)	16169796
1991 (ZR-1)	16151009
1990 (ZR-1)	16145249

After you order, ship your original part to:

Dino's Corvette Salvage, LLC

3545 Hwy 43 North

Picayune, MS 39466

You will also receive an email after ordering with further instructions.