idle

1999 Lincoln Town Car Cartier. 191k miles. As long as the transmission is in Drive or Reverse the RPM is steady at around 625. When its shifted into Park or Neutral, the RPM fluctuates from 625 to 1300. There are no DTCs. Previous repairs- Replacement attempt of the heater core. Steering...

This one is throwing me through a loop. It's an 02 Town Car with 277k. Recently started stalling when put into drive or reverse. If I tap the gas it usually goes away...that's not all though. When driving and coming to a stop car runs fine until it gets under 10 mph then it starts shaking and it will...