No power, takes a while to get up to speed

2006 MERCURY MARQUIS
249,000 MILES • V8 • 2WD
Avatar
TOMMY BOURGEOIS
  • MEMBER
  • 1 POST
Car runs great engine revved up in neutral. In drive won’t rev up car barley moves . Throttle only goes up to 1,000 rpm's it takes a while to get up to speed.
May 8, 2020 at 9:19 PM
Advertisement
Avatar
KASEKENNY
  • ✓Experienced Mechanic
  • 18,907 POSTS
There are a number of things this could be. Here is a video that runs through the basic causes of this:

Basically you have what is called low power. This is typically caused when the there is a load on the engine like you are seeing.

https://youtu.be/U1RoG3I-Oww

Clearly we need to start checking these things and go from there. Let me know if you have questions when reviewing this material. Thanks

https://www.2carpros.com/articles/symptoms-of-low-engine-power
May 9, 2020 at 10:11 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.