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2003 Buick LeSabre Limited 3.8L
Posted to GM Engine on 11/18/2014 29 Replies

Has shudder at [...] rpms in 4th and 3rd gear under mild acceleration. Feels like possible misfire. Replaced plugs and ignition wires as they were O.E. did not fix. Replaced all coils and ignition module did not fix. Found TSB on TPS replaced it did not fix. C...

29 Replies Received (View Replies)

  Related Documents & Media  2003 Buick LeSabre Limited

 
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car Vehicle Data

2003 Buick LeSabre Limited

VIN 1G4HR54K63
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
Message Closed w/Summary

car Vehicle Data

2003 Buick LeSabre Limited

VIN 1G4HR54K63
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection