| Manufacturer's Part Number | 504-16 |
|---|---|
| CARB Approved | Yes |
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| Year | Make | Model | Trim | Engine | Notes |
|---|---|---|---|---|---|
| 1989 | GMC | K3500 | Sierra SLX Cab & Chassis 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | K3500 | Sierra Cab & Chassis 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | K3500 | Sierra SLX Standard Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R2500 Suburban | Sierra Classic Sport Utility 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | K3500 | Sierra SLX Extended Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R3500 | Sierra Classic Crew Cab Pickup 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | V3500 | Sierra Classic Standard Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | V3500 | Base Cab & Chassis 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | V3500 | Base Cab & Chassis 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | V3500 | High Sierra Cab & Chassis 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | K3500 | Sierra SLE Standard Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R2500 Suburban | Base Sport Utility 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R3500 | Base Standard Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | K3500 | Sierra SLE Extended Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R3500 | Base Crew Cab Pickup 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | V3500 | Sierra Classic Crew Cab Pickup 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | V3500 | Sierra Classic Cab & Chassis 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R3500 | High Sierra Standard Cab Pickup 2-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R3500 | High Sierra Cab & Chassis 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated | |
| 1989 | GMC | R3500 | Sierra Classic Cab & Chassis 4-Door | 7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated |