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How to Test Ignition Coils on a BMW 328

On recent models like the 328 3 Series, BMW switched from the use of spark plug wires to individual coil packs that install on each cylinder’s spark plug. This is an efficient and reliable way of delivering spark to the engine. Like any other mechanical component, coils can fail over time and

Radiator FAQ

A properly functioning radiator is vital to a vehicle's performance. Overheating can occur in both cold weather and hot, and that can cause further engine damage and leave a driver stranded. While each car make and model has its particular quirks, there are common questions--and answers--concerning

How to Identify a Ford AOD

The Ford AOD (automatic overdrive) transmission was used in numerous Ford cars and trucks from 1981 to 1993. The AOD transmission can be found in such Ford models as the Mustang, Thunderbird, Lincoln Grand, Bronco, and both the F100 and F150. The AOD model is not to be confused with the AODE, the tr

The Method of Coupling

The method of coupling is the process of hooking a tractor to a trailer. It is one of the most important tasks of the trucker's job, because doing it incorrectly can cause serious damage to the tractor, the trailer or other drivers. The DOT requires drivers to complete a thorough inspection of the t

How to Replace Jeep Front Wheel Bearings

Replacing the front wheel bearings on your Jeep requires you to replace the entire front hub assembly. The bearings are part of a sealed unit and not serviceable separately. The hub assembly holds the bearings and bolts to the steering knuckle on the front of your Jeep. Separating the hub from the k

How to Paint Red on a Fog Light

Fog lights are lights mounted to the front of a vehicle to help with visibility during fog and rain. Painting your fog lights red may or may not be legal in your state, so you will need to check with your local DMV to make sure that you are able to do this. To change the color of your light lens, yo

How to Mix Metal Flake Paint

Metal flake paint jobs consist of a flat color base coat of paint with metal flakes that are applied in a random pattern on top of the paint. Although it appears that the metal flakes are mixed into the base coat, they are actually mixed into the clear coat that is applied on top of the paint. Metal

How to Reglue a Rearview Mirror

Extreme exposure to heat and cold can easily compromise the glue holding a rearview mirror to the windshield. Rearview mirrors are actually attached to a "button" that is glued to the windshield. The mirror is then attached to the button, most often secured with a set screw. Most auto-parts stores w