Car Information:
Mercury Mountaineer
Year: 2004
Engine Size: 4.6
Trans: Automatic

Issue / Question:
From a stop, the vehicle lunges when you step on the throttle. There is no gradual smooth acceleration. The TPS has been replaced, but this made the issue worse.

Sounds like the throttle motor may be sticking. This can happened if it hasn’t been cleaned.

For professional auto repair & services in Orlando you can call our shop today at 407-629-2661.

Magic Mechanic
1432 Lee Road OrlandoFL32804 USA 
 • (407) 298-7447