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1997 Chevrolet K2500 Suburban LS 7.4L MIL Lamp on
Posted to GM Driveability on 3/21/2005 15 Replies

Hi group, we got a Chevy suburban 4x4, 7.4 litre engine, idles at 1100 and code p0507(high idle), on my scanner IAC counts is 241 with engine ON as soon as i start IAC counts goes down to 0(ZERO), it has a new IAC motor i checked intake manifold for vaccum lea...

15 Replies Received (View Replies)

  Related Documents & Media  1997 Chevrolet K2500 Suburban LS

 
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet K2500 Suburban LS

VIN 3GNGK26J6V
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.4 by 4

Trouble Codes

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

car Vehicle Data

1997 Chevrolet K2500 Suburban LS

VIN 3GNGK26J6V
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.4 by 4

Trouble Codes

P0507Idle Speed Control System Higher Than Expected