1994 Buick Lesabre P0740 Torque Converter Clutch Circuit Ma

1994 BUICK LESABRE
108,000 MILES • V8 • FWD • AUTOMATIC
Avatar
WBROWNING
  • MEMBER
  • 1 POST
ONLY IN GEAR THE ENGINE SOUNDS LIKE IT IS KNOCKING SOMETIME BAD. OUT OF GEAR NOT REALLY A KNOCK PUT CAR ON CODE READER AND P0740 SHOWED UP BUT NO CHECK ENGINE LIGHT HOW DO I FIX THIS ??
Apr 28, 2008 at 6:28 PM
Advertisement
Avatar
DENNYP
  • CERTIFIED EXPERT
  • 1,824 POSTS
Sounds like the torque converter took a dump. Listen to it from underneath and verify the noise is from the converter.
Apr 28, 2008 at 9:46 PM