speedometer erratic when cold....

94 XLT 4x4, auto, 122k miles
Just curious why my speedometer goes nuts in the cold after all these years?
Old age, maybe?? Thoughts?

Thanks in advance!
dan

BIG THANKS, AC!
df
"Ashton Crusher" > wrote in message
...
> On Thu, 17 Jan 2008 16:22:36 -0500, "freeman, daniel l."
> > wrote:
>
>>94 XLT 4x4, auto, 122k miles
>>Just curious why my speedometer goes nuts in the cold after all these
>>years?
>>Old age, maybe?? Thoughts?
>>
>>Thanks in advance!
>>dan
>>
>
> The first thing I'd do would be to pull the cable out of the speedo
> cable tube and clean and grease it. Every car I've had with a "nutz"
> speedo has been cured by that. When it's cold the cable binds in the
> sheath and winds up and then releases making the needle jump
> erratically. As you drive it the friction warms up the cable inside
> and softens the old, hard grease and it smooths out till it cools off.