31. Most vans had a twist-on / off gas cap right on the outside just under and behind the passenger side door. 32. They should have replacement gas caps , and you can see if there are any options that should be easier for you. 33. The oversize toy truck comes with an adjustable seat, running boards, fake CB radio, rear storage and a working gas cap . 34. An oil reservoir usually has an aquifer below the oil leg, and sometimes also a gas cap above the oil leg. 35. Tiny quantities of gasoline fumes constantly escape from a vehicle's gas cap and from joints in the gasoline tank and fuel lines. 36. Also, many cars now have stickers inside the gas cap telling you what octane range you need-which would also be a clue. 37. The GLi had power steering, four arm steering wheels, trunk and gas cap remote opening; and three pointed rear seat belts standard. 38. The " toe-popper, " which looks like a gas cap , can blow off not only your toes but your legs as well. 39. Beginning in 2007 many new FFV models in the US featured a yellow gas cap to remind drivers of the E85 capabilities. 40. Recommended inflation levels can be found on the doorpost of your car, the glove compartment lid, or the cover for the gas cap .