MODEL IDENTIFICATION
| Model Year (Engine) | System |
|---|---|
| 1989-90 (6-Cylinder) | IHKR I (Integrated Heating & Air Conditioning Control, 1st Generation) |
| 1991 (6-Cylinder) | IHKR II (Integrated Heating & Air Conditioning Control, 2nd Generation) |
| 1992-95 (6-Cylinder) | IHKR III (Integrated Heating & Air Conditioning Control, 3rd Generation) |
| 1994-95 (8-Cylinder) | IHKA (Automatic Heating & Air Conditioning Control) |
A/C-HEATER SYSTEM APPLICATION