IMPORTANT: Electrical items are covered by a 30 day EXCHANGE ONLY WARRANTY. There are no returns or refunds on such items.4 terminal resistor, without A/C
| Make | Model | Years |
| Buick | LeSabre | 1976 |
| Buick | Riviera | 1976 |
| Chevrolet | Blazer | 1973 - 1991 |
| Chevrolet | C15 | 1982 |
| Chevrolet | C35 | 1983 - 1986 |
| Chevrolet | Impala | 1976 |
| Chevrolet | K20 Suburban | 1973 - 1986 |
| Chevrolet | K30 Pickup | 1973 - 1974 |
| Chevrolet | K30 | 1977 - 1981 |
| Chevrolet | K5 Blazer | 1975 - 1982 |
| Chevrolet | S10 Blazer | 1983 - 1986 |
| Chevrolet | Suburban | 1987 - 1991 |
| GMC | Jimmy | 1979 - 1981 |
| GMC | K25 Suburban | 1975 - 1976 |
| GMC | K35 | 1977 - 1978 |
| GMC | S15 | 1982 - 1990 |
| GMC | Syclone | 1991 |
| GMC | Transmode | 1973 - 1974 |
| GMC | V2500 | 1987 |
| Oldsmobile | 98 | 1976 |
| Oldsmobile | Toronado | 1976 - 1978 |
| Pontiac | Grand Prix | 1976 |
| Pontiac | Laurentian | 1976 |
