The 1999 Mercury Sable LS is a very easy car to maintain, and a good choice for the average car user. The engine air filter is easy to remove, as you only have to disengage a few fasteners for access. Checking the oil level is easy, as the oil dipstick is easily accessible in the engine bay. The engine fuse box is easily accessible in the engine bay. This will allow you to troubleshoot electrical problems on this car.
There are some difficult aspects to repairing the 1999 Mercury Sable LS. You will have to completely remove the housing in order to access the reverse light on this car. This requires tools you may not have readily available. In order to access the headlight, you will have to completely remove the headlight housing. Most vehicles do not require you to remove the housing for this repair. The brake fluid level is difficult to check on this car, as the reservoir is not located in a visible spot in the engine bay.
Hans Angermeier has produced over 100,000 videos showing drivers how to fix things on their cars. He has broad expertise on basic repair procedures covering the majority of cars on the road.