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2003 Chevrolet Express 3500 6.0L Air Conditioning
Posted to GM Electrical on 3/21/2014 6 Replies

Van will idle fine cold but after 5 minutes of running will idle up to 1700 rpms and also the a/c is inoperative. On the MODIS data all sensors are reading correctly, however no response from IAC step up/down test. Checked for vac leaks - none. Replaced IAC st...

6 Replies Received (View Replies)

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car Vehicle Data

2003 Chevrolet Express 3500

VIN 1GBJG31U33
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedAir Conditioning
ConditionsInop
Message Closed

car Vehicle Data

2003 Chevrolet Express 3500

VIN 1GBJG31U33
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedAir Conditioning
ConditionsInop