My driver and passenger doors on my 2004 Chevy Silverado were frozen after a cold, icy, windy night. I used WD-40 to unfreeze them. After discussing this with my co-workers, I had three different answers… One person stated that I should clean out the WD-40 the best I could and use graphite in my loc…

I used WD 40 to "de-ice" my truck locks

sjd181 January 19, 2012, 6:47am 3

Thanks for the advice…
I used WD 40 for 10 years on my Ford Taurus and did not have any problems. However, my co-workers seem to think the WD 40 will cause a build-up of gunk in the lock.