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Posted by Simon on July 17, 2006, 3:18 am
> jerryl wrote:
>>>> snip<<
>>> Of course most brake jobs don't require turning the rotors or the drums,
>>> especially if the car has been driven reasonably and there is no deep
>>> scoring.
>>
>> Not 100% true. Heat alone distorts the rotors and drums.
> Yeah, heat distorts rotors and drums, temporarily unless you don't use
> them reasonably.
Or you own a GM vehicle... My Buick Regal was bad for rotors and GM even
acknowledged in a TSP.
> You in the rotor turning business?
> If your brakes worked fine before your pads wore down to the point of
> needing replacement, they will work fine with new pads and no rotor
> turning.
But just because they work OK now doesn't mean that they are working as well
as when new... or that the warping won't worsen noticably by the next pad
change.
> Or maybe you think something magical happens and makes the rotor suddenly
> warp when the car goes up on the lift? Of course you can ruin new brakes
> in 50 miles, but then they won't be working correctly will they?
You forget about corporate greed. If GM can save 1 cent from each car
they'll gladly do it, even if it ends up costing the consumer hundreds of
dollars over the lifetime of the car.
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