"adla11" > wrote in message
ups.com...
> Hi, does anyone have an opinion about this? One mechanic I spoke to
> said it's highly probable that the grinding sound I hear for the first
> couple of minutes of driving the car (the sound then dissipates after a
> couple of minutes) means that the LSD needs to be replaced.
>
> Another said it MIGHT need to be replaced, but changing the diff oil
> might solve the problem.
>
> We're talking about a 1989 Toyota Cressida, with about 120,000/miles.
>
> Neither of the mechs actually physically inspected the diff, but they
> both DO know my car rather well. I'm just not sure why one is so sure
> it needs to be replaced. Maybe it's based on the expected lifespan of
> this part?
>
> Thanksya for any ideas.
>
Based on my experience with domestic cars, I'd 1st check & see if Toyota
makes an additive for this diff'l. Then chg. the diff'l. lube, using this
additive if it exists. I've seen it quieten several GM's. HTH, s.