FixVault
Home
›
Cadillac
›
1990
›
Seville STS, 440T4/ME9
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Tests W/Codes
›
ECM Trouble Code Charts
›
ECM Code EO97: Park/Neutral-Drive/Reverse At High Throttle
›
Failure Conditions:
Failure Conditions:
Engine speed greater than 2000 RPM and gear selector moved from Park or Neutral to Drive or Reverse.