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.

Answer:
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