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1996 GMC Sonoma SL 4.3L MIL Lamp on, Intermitt high idle
Posted to GM Driveability on 12/19/2002 5 Replies

Merry Christmas everyone. We have a problem with this 1996 GMC S-15 that has an intermittent high idle at times. It will run at [...] RPM when it acts up. It will occur at any time while driving and the only way you can get it to slow down is to shut it off an...

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  Related Documents & Media  1996 GMC Sonoma SL

 
Message Closed w/Summary

car Vehicle Data

1996 GMC Sonoma SL

VIN 1GTDT14W1T
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / Central Port injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Intermitt High Idle
OccursIntermittently
Misc.Reg Cab 4X4

Trouble Codes

P1122TP Sensor Signal Higher Than Expected
P1406EGR Valve Pintle Position Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1996 GMC Sonoma SL

VIN 1GTDT14W1T
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / Central Port injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Intermitt High Idle
OccursIntermittently
Misc.Reg Cab 4X4

Trouble Codes

P1122TP Sensor Signal Higher Than Expected
P1406EGR Valve Pintle Position Circuit Malfunction