"Greg" > wrote in message ...
> A friend is having a lot of trouble with her door locks freezing on her
> '96 VW Golf. What is the best lubricant to use on these locks? I've
> heard good and bad things about silicone and graphite. Somebody also
> recommended lithium grease. I've been warned from using regular oils
> and grease because they can attract dirt over time.

Don't these locks have small flipping doors? Maybe they're not
closed tight? Then put in foam insulator around the locks called
"Great Stuff."