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International Automotive Technicians Network
2003 Buick LeSabre Limited 3.8L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 6/26/2018 14 Replies

Morning techs, This 03 buick will raise idle on its own. Watched scan tool and watched TPS signal since it did set a code for TPS out of range. The TPS was replaced with no change. What I did notice was that after a few minutes of running, the TPS paramete...

14 Replies Received (View Replies)

  Related Documents & Media  2003 Buick LeSabre Limited

 
Message Closed w/FIX

car Vehicle Data

2003 Buick LeSabre Limited

VIN 1G4HR54K03
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
Message Closed w/FIX

car Vehicle Data

2003 Buick LeSabre Limited

VIN 1G4HR54K03
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On