Look in the fuse box, it's the round silver thing that plugs in.
look for the round silver or chrome cylinder that plugs into the fusebox.
It has a full perimeter frame.
In the glove box. Cool huh?
Most of them are located inside the brake drums.
1966 Chevrolet Impala CONVERTIBLE
You need to call a wrecking yard that has a Hollander cross reference and they can tell you.
At the rear of the engine on the passenger side is the filler tube and dipstick,
To replace the drivers side mirror on a 1966 Impala, remove the screws with a Philips head screwdriver. Remove the mirror , there will 2 5/16" bolts retaining the baseplate.
Chevrolet Impala 1962 Ford Mustang 1964 Chevy Chevelle 1966
The switch is in the glovebox, the flasher unit is mounted under the dash near the glovebox. turn signal flashers is mounted near steering column
Remove the crankcase breather cap up in front of the engine and add motor oil down the tube.
You need to purchase a Haynes Manual that covers your car. You can buy them at a bookstore or an auto parts house.