New Old Stock (NOS) AC Delco Exhaust Gas Recirculation (EGR) Valve, Part Number 12325249 (also referred to as 12325249). This valve replaces GM OEM P/N 17082729 and is suitable for numerous V6 and V8 Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models from 1981 through 1984. Used to control emissions.
| Make | Model | Years Consolidated | Engine Size | Special Notes | Part Number | OEM Numbers |
| BUICK | All Models | 1981-1984 | 4.1L V6 (252cid), 5.0L V8 (305cid) | Used with various V6/V8 engines. | 12325249 | 17082729, 17084534 |
| CADILLAC | All Models | 1981-1982 | 4.1L V6 (252cid) | Used with 4.1L V6 engine. | 12325249 | 17082729, 17084534 |
| CHEVROLET | Passenger Cars & Trucks (Camaro, Caprice, C/K Trucks, El Camino) | 1981-1984 | 4.4L V8 (267cid), 5.0L V8 (305cid) | Used with various V8 engines. | 12325249 | 17082729, 17084534 |
| GMC | Trucks (C/K/G Series) | 1981-1984 | 5.0L V8 (305cid) | Used with 5.0L V8 engines. | 12325249 | 17082729, 17084534 |
| OLDSMOBILE | All Models | 1981-1984 | 4.1L V6 (252cid), 4.4L V8 (267cid), 5.0L V8 (305cid) | Used with various V6/V8 engines. | 12325249 | 17082729, 17084534 |
| PONTIAC | Firebird, Grand Prix | 1981-1984 | 5.0L V8 (305cid) | Used with 5.0L V8 engine. | 12325249 | 17082729, 17084534 |