2000 Buick LeSabre Q&A
2000 Buick LeSabre Question: Car has high idle and shifts hard what causes?
Could be due to several differant causes: Potentian causes are Component — Bad component on 5 volt line. Defective Powertrain Control Module (PCM)or, Grounded Wiring - milesauto
agree with miles,seek diag and est - globalhelper