The transmission valve body is among the most important components of your vehicle's transmission system, yet it often goes ...

Per previous GM Authority coverage, General Motors initiated Special Coverage N242454441 on November 26 th, 2024, covering transmission control valve body repairs for a 15-year/150,000-mile period ...

The butterfly valve mechanism inside the throttle body ... you should do this every 15,000 to 30,000 miles. When the throttle body in your car gets dirty, you'll notice symptoms like hard starting ...