Dictionary of Automotive Body Terms
Automotive Body Terms
Every automotive professional has been challenged by their lack of knowledge regarding this particular terminology. Complications arise when the same parts and sub-assemblies are referred to with different names even if everyone speaks English. Furthermore, every automotive technical professional has been frustrated by their lack of knowledge of automotive terminology.
Not only does terminology vary world-wide for assemblies and sub-assemblies among countries but from manufacturer to manufacturer a fact which is also evident when analyzing GM, Ford, and Chrysler that respectfully reside in Warren, Dearborn and Auburn Hills, Michigan.
- Backlight – glass in rear window opening
- Belt Line – lower boundary of the side window daylight opening (DLO)
- Black Box – a design, development, and build program that a supplier completes with almost no supervision by the car company (combined radio and sound system would be an example of this type of program).
- Body-in-White – bare metal shell of the body including doors and deck lid prior to paint and trim
- Boot – folding top storage area (convertible).
- Center Pillar – box construction used on four door bodies forming the front door body lock pillar and rear door body hinge pillar. Also known as the “B” pillar.
- C.K.D. – completely knocked down or disassembled.
- Crease Line – discernible line in body exterior skin caused by abrupt change in surface.
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