Yes but difficult to do inside the car.
If you take the clock out, you'll notice a small hole, inside there will be a small screw, adjust plus or minus a little at a time until it's as regular as you want. Problem is that you need to supply a constant 12VDC to the clock over a period of several days.
FWIW
If you take the clock out, you'll notice a small hole, inside there will be a small screw, adjust plus or minus a little at a time until it's as regular as you want. Problem is that you need to supply a constant 12VDC to the clock over a period of several days.
FWIW