How to Fix a Tire That Is Leaking Air at the Rim Remove the tire from the car and lay it on a flat, hard surface with the valve-stem sticking up. Fill the tire with air and spray soapy water around the outer edge of the rim where the tire meets it. Mark the leaking area of the tire with chalk. Release the air from the tire by pressing inward on the valve-stem. Click to see full answer. Consequently, how much does it cost to fix a rim leak?Air up and the leak should have been fixed. If you bought the tire from the shop doing the repair they usually do it for free. If not expect to pay $10-$20.Subsequently, question is, how do you fix a leaking chrome rim? How to Repair a Leaky Chrome Rim Determine the location of the leak in the tire. Break the bead down if air is leaking from this section. Remove the tire from the wheel and examine the inner and outer bead sealing surfaces for damage or corrosion. Buff the entire bead sealing surface of the wheel until no corrosion or rust is visible. Also Know, can a rim leak be fixed? It’s not a bead-seat surface leak, where air can creep out between the rim and rubber, but a leak through porosities in the cast-aluminum alloy. GM has a published repair procedure for this problem: Inflate the tire to 40 psi or so, and immerse the whole thing in a conventional dunk tank.How much does it cost to fix a rim?While it might seem easier to buy new wheels, that can be costly (think: $200 to $500). Most of the time, damage can be repaired at a wheel repair shop and cost anywhere from $65 to $400. But, depending on the damage, you may be able to repair your wheels or rims yourself for $20 or less.