Q: I have a 1994 GMC pickup. When it gets cold it is very hard to unlock the driver door. A couple of times I have had to unlock the passenger door to get in. We tried spraying WD-40, but that hasn’t ...
It also reportedly reduces chain abrasion by clinging to metal surfaces, plus it minimizes oxidation by not only repelling water but also being impermeable to air. An absoluteBLACK representative ...