Overdrive should be used when you're pulling a trailer or extra weight in the bed. At a lower RPM there is more torque, therefore more pulling power.
In the Ford Ranger , I believe that was ( 1985 ) with the A4LD
The 2006 Ford Ranger 3.0 liter V6 has ( 148 horsepower )
To engage the overdrive on a 1996 Ford Ranger, ensure the vehicle is in drive (D) mode. Look for the overdrive (OD) button on the gear shifter; pressing it will activate overdrive for fuel efficiency at higher speeds. The overdrive indicator light on the dashboard will illuminate when it's engaged. To disengage, simply press the button again, and the light will turn off.
In a 2006 Ford Ranger : The ( SuperCab ) is ( 73.8 litres / 19.5 U.S. gallons )
overdrive ( the overdrive gear of the transmission that allows the engine to run at a slower RPM when you are on the highway )
a malfunction has been detected , get it checked out by a professional
Overdrive allowed is the normal position - it actually won't shift into overdrive until the speed is higher
You can get a 2006 Ford Ranger body part diagram at your local auto parts store. Another option is to contact the Ford dealership.
It`s a Ford.
A malfunction has been detected - get it checked out
Yes , it shows O/D OFF in your gauge cluster
According to the 2006 Ford Ranger Owner Guide it's under the right side of the glove box just above the carpet