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2000 Chevrolet Express 2500 5.7L Poor Idle Quality
Posted to GM Driveability on 1/4/2005 5 Replies

Good Morning This van has an intermittent high idle. It has happened 3 times in 47,000 miles. The test data provided is freeze frame data from code P0507, the data for P1509 is similar. The driver reports as he comes to a stop the idle is very high. Putting th...

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  Related Documents & Media  2000 Chevrolet Express 2500

 
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 2500

VIN 1GCGG25R6Y
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIntermittently

Trouble Codes

P0507Idle Speed Control System Higher Than Expected
P1509Idle Speed Control System High RPM
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet Express 2500

VIN 1GCGG25R6Y
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursIntermittently

Trouble Codes

P0507Idle Speed Control System Higher Than Expected
P1509Idle Speed Control System High RPM