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Cadillac Escalade EXT Idle Air Control Valve

7 items

At A-Premium Auto, you can get best deals on high quality replacement Idle Air Control Valve from the best manufacturers in aftermarket industry!

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Standard AC234 Idle Air Control ValveStandard AC234 Idle Air Control Valve
StandardPart # AC234
Standard AC234 Idle Air Control Valve
11 Reviews
$105.99
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3-year warranty
90 days free return
Fits 2002-2002 Cadillac Escalade, 2002-2002 Cadillac Escalade EXT, 1999-1999 Chevrolet Silverado 2500, 1999-2002 Chevrolet Silverado 1500, 1999-2002 Chevrolet Silverado 1500, 2000-2000 Chevrolet Silverado 2500, 2000-2000 Chevrolet Suburban 2500, 2000-2000 Chevrolet Tahoe, 2000-2000 Chevrolet Tahoe, 2000-2002 Chevrolet Camaro, 2000-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Suburban 1500, 2001-2002 Chevrolet Corvette, 2001-2002 Chevrolet Silverado 1500 HD, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 3500, 2001-2002 Chevrolet Suburban 2500, 2001-2002 Chevrolet Tahoe, 2002-2002 Chevrolet Avalanche 1500, 1999-2002 GMC Sierra 1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
Quantity1
Part interchange
AC234, IACGM017, CV10017, 2-29653, 150-146, 17113598, 217-1806, 89053319, 
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item #1001640L
Note
Complete Assembly
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Walker Products 215-1064 Fuel Injection Idle Air Control Valve
Walker ProductsPart # 215-1064
Walker Products 215-1064 Fuel Injection Idle Air Control Valve
4.226 Reviews
$105.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2002-2002 Cadillac Escalade, 2002-2002 Cadillac Escalade EXT, 1999-1999 Chevrolet Silverado 2500, 1999-2002 Chevrolet Silverado 1500, 1999-2002 Chevrolet Silverado 1500, 2000-2000 Chevrolet Silverado 2500, 2000-2000 Chevrolet Suburban 2500, 2000-2000 Chevrolet Tahoe, 2000-2000 Chevrolet Tahoe, 2000-2002 Chevrolet Camaro, 2000-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Suburban 1500, 2001-2002 Chevrolet Silverado 1500 HD, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 3500, 2001-2002 Chevrolet Suburban 2500, 2001-2002 Chevrolet Tahoe, 2002-2002 Chevrolet Avalanche 1500, 1999-2002 GMC Sierra 1500, 1999-2002 GMC Sierra 1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
Quantity1
Part interchange
215-1064, 150-146, IAC60, AC162, 73-4344, AC234, CV10017, 31036, 
...View more
item #1001L1U5
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Walker Products 215-91064 Fuel Injection Idle Air Control Valve
Walker ProductsPart # 215-91064
Walker Products 215-91064 Fuel Injection Idle Air Control Valve
4.226 Reviews
$122.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2002-2002 Cadillac Escalade, 2002-2002 Cadillac Escalade EXT, 1999-1999 Chevrolet Silverado 2500, 1999-2002 Chevrolet Silverado 1500, 1999-2002 Chevrolet Silverado 1500, 2000-2000 Chevrolet Silverado 2500, 2000-2000 Chevrolet Suburban 2500, 2000-2000 Chevrolet Tahoe, 2000-2000 Chevrolet Tahoe, 2000-2002 Chevrolet Camaro, 2000-2002 Chevrolet Silverado 2500, 2000-2002 Chevrolet Suburban 1500, 2001-2002 Chevrolet Silverado 1500 HD, 2001-2002 Chevrolet Silverado 2500 HD, 2001-2002 Chevrolet Silverado 3500, 2001-2002 Chevrolet Suburban 2500, 2001-2002 Chevrolet Tahoe, 2002-2002 Chevrolet Avalanche 1500, 1999-2002 GMC Sierra 1500, 1999-2002 GMC Sierra 1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
Quantity1
Part interchange
215-91064, 150-146, AC162DG, AC162, 73-4344, AC234, CV10017, 31036, 
...View more
item #1001L1C7
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Idle Air Control Valve for 2002 Cadillac Escalade EXT
A-Premium®Part # APIAC106
Idle Air Control Valve for 2002 Cadillac Escalade EXT
4.358 Reviews
$22.99
Edit ZIP code
1-year warranty
90 days free return
Fits 2002 Cadillac Escalade EXT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
Quantity1
Part interchange
AC234, 20663, CV10017, 2H1057, 2151064, 2171806
item #10021T24
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AISIN Idle Air Control (IAC) Valve for 2002 Cadillac Escalade EXT
AisinPart # IAVGM-00011
AISIN Idle Air Control (IAC) Valve for 2002 Cadillac Escalade EXT
4.358 Reviews
$29.99
Low stock: Only 5 left
Edit ZIP code
1-year warranty
90 days free return
Fits 2002 Cadillac Escalade EXT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
Part interchange
2171806, 17113598
ConditionNew
item #1018PWGN
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2 Pcs Throttle Position Sensor & Idle Air Control Valve for 2002 Cadillac Escalade EXT
A-Premium®Part # APIAC003
2 Pcs Throttle Position Sensor & Idle Air Control Valve for 2002 Cadillac Escalade EXT
4.358 Reviews
$28.99
Edit ZIP code
1-year warranty
90 days free return
Fits 2002 Cadillac Escalade EXT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
QuantityOne Set
Part interchange
217-1806, 17113598, 89053319, 2134668, 213-2718, 88864359, 89054614
item #10007ZH5
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Delphi Idle Air Control Valve 2002 Cadillac Escalade EXT at A-Premium
DelphiPart # CV10017
Delphi Idle Air Control Valve 2002 Cadillac Escalade EXT at A-Premium
4.539 Reviews
$154.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2002 Cadillac Escalade EXT
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Cadillac Escalade EXT
Item LocatedUnited States
Quantity1
Part interchange
CV10017, 2H1057, AC162, 17113598, 31036, 17076327, 229653, AC234, 
...View more
item #1001VS67
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What does an idle air control valve do?

The idle air control (IAC) valve is vital for managing the engine's idle speed by accurately controlling airflow around the throttle body. This function helps the IAC valve maintain the target idle speed for smooth, stable operation. It also aids cold starts by increasing airflow to enrich the mixture and compensates for extra loads by opening more to sustain the desired idle speed. Additionally, the IAC valve's airflow regulation optimizes the air-fuel ratio to reduce emissions. Problems with the valve can cause drivability issues and increased emissions.

How to replace the IAC valve?

To replace an IAC (Idle Air Control) valve, first disconnect the negative battery cable. Locate the valve, typically positioned near the throttle body or intake. Unplug the electrical connector and remove the mounting hardware to take out the old valve, making sure the new part fits properly. Apply dielectric grease to the electrical connector, then install the new IAC valve in the same orientation and secure it. Reconnect the battery, start the engine, and use a scanner to clear any related diagnostic trouble codes. Test drive the vehicle to verify the new IAC valve is operating correctly and maintaining a stable idle. Regularly cleaning the IAC valve helps ensure a consistent engine idle and prevents issues. 

Restoring engine efficiency: A guide to cleaning the idle air control valve

To clean the idle air control (IAC) valve on a car, first locate the valve, typically near the throttle body, and disconnect the electrical connector to isolate it from the vehicle's electrical system. Then, carefully remove the IAC valve and use a throttle body/carburetor cleaner to spray the exterior and gently scrub the interior passages and openings with a soft-bristle brush or cotton swab dipped in the cleaner, avoiding submerging the entire valve. Inspect the IAC valve for any signs of wear, damage, or excessive carbon buildup, and if severely compromised, it may need replacement rather than cleaning. Carefully reinstall the IAC valve, secure it in place, and reconnect the electrical connector, then start the engine and let it idle to ensure the valve is functioning properly. Regularly cleaning the IAC valve can help improve engine idle performance, fuel efficiency, and emissions, but if the valve is still not operating correctly after cleaning, further diagnosis or replacement may be necessary.

Steady and reliable, worry-free driving: A-Premium IAC valve

A-Premium idle air control (IAC) valve combines advanced engineering and premium manufacturing to deliver exceptional performance and reliable operation for your vehicle.  Precision internal architecture and rigorous quality control ensure outstanding stability and responsiveness, keeping your engine's idle smooth and your fuel economy and emissions metrics optimized. Alongside our 90-day free returns and 1-year warranty, you can count on our customer service team to be there for you 24/7. Bid farewell to worries and enjoy a reliably smooth driving experience - A-Premium IAC valve is the answer you've been seeking.

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Jul 21, 2026

Symptoms of a Bad Idle Air Control Valve

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Jul 21, 2026