What are the signs of a bad throttle body?
Here are the most common signs a failing throttle body we’ve seen in our shop: Grime buildup. Dirt and grime can build up inside the part’s housing (some mechanics call this “coking”) causing an interruption in air-fuel flow. …
Electrical problems. …
Airflow disruptions. …
Poor or high idle. …
The ominous check engine light
