The Walker Products Fuel Injection Idle Air Control Valve (part number 215-91037) is a direct-fit replacement for 1996-2007 Cadillac, Chevrolet, GMC, and Isuzu vehicles with 5.7L, 4.3L, and 5.0L engines. Walker Products Idle Air Control Valves are OE Replacement components that regulate idle airflow for smooth engine performance and improved drivability.
Features:
- 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.
- OE Replacement Calibration:Â Matches factory specifications for pintle movement, voltage response, and idle airflow control logic.
- Exact OE Fit: Installs directly into the throttle body using factory connectors and mounting points—no wiring or modifications required.
Specifications:
| Number of Terminals | 4 |
| Connector Type | Blade |
| Connector Gender | Male |
Fits: 1996-2007 Cadillac, Chevrolet, GMC, Isuzu, and Oldsmobile models including Escalade, Astro, Blazer, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500 and more — 5.7L, 4.3L, and 5.0L 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: Volvo Penta 3857696, Forecast IAC12, Forecast ISC12, Duralast AC142DG, Carquest 73-4333, Delphi CV10011, Delphi ICD00004, General Motors 17113209 and 11 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.
