The Walker Products Fuel Injection Idle Air Control Valve (part number 215-91039) is a direct-fit replacement for 1995-1997 Buick, Cadillac, Chevrolet, and Pontiac vehicles with 5.7L and 4.3L engines. Walker Products Idle Air Control Valves are OE Replacement components that regulate idle airflow for smooth engine performance and improved drivability.
Features:
- Exact OE Fit: Installs directly into the throttle body using factory connectors and mounting points—no wiring or modifications required.
- OE Replacement Calibration:Â Matches factory specifications for pintle movement, voltage response, and idle airflow control logic.
- Controls Idle Airflow:Â Regulates bypass air around the throttle plate for stable idle and smooth engine operation during warm-up and load changes.
- Restores Idle Stability:Â Eliminates rough idle, stalling, and hard starting caused by faulty or sticking IAC valves.
- Built for Long-Term Reliability:Â Designed with precision components and sealed housings to withstand heat, vibration, and fuel vapor exposure.
Specifications:
| Number of Terminals | 4 |
| Connector Type | Blade |
| Connector Gender | Male |
Fits: 1995-1997 Buick, Cadillac, Chevrolet, and Pontiac models including Commercial Chassis, Roadmaster, Fleetwood, Camaro, Caprice, Corvette, Impala, and Firebird — 5.7L and 4.3L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Duralast AC139DG, Tomco Products 8458, Wells AC139, Wells AC139DG, Carquest 73-4331, Delphi CV10036, SMP AC125, BWD 21965 and 3 more
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
