Wally, the man behind the Radiator Repair website. Wally's family has been in radiator business since the early 1940's, specializing in radiator repair and replacement. I fixed a leak on my Chevy pickup radiator a few months ago. After finding the leak I drained the radiator. I then used a small piece of scotchbrite pad and some. How Much does it Cost to Fix a Leaky Car Radiator. A leak is the most common radiator problem. However, repairing it becomes necessary to avoid overheating the engine. i have what appears to be a tiny leak at the bottom corner of the radiator, drivers side. That is where it is wet anyway. I have noticed about a saucer. Intro: Fixing a cars radiator. Recently I got a crack in my radiator and found out its going to be $300 just to buy a new one, and thats If I installed it myself. Edit Article How to Fix a Radiator. Community Q&A. If you need to fix a radiator on a budget, try doing the repair yourself before going to a mechanic. If an aluminum radiator is damaged or is experiencing problems, it can easily be fixed up by the owner. Below is a guide on how to repair an aluminum radiator. How To Repair A Radiator Hose With Silicone Tape. How To Repair A Radiator Hose With Silicone Tape. Try to look back and remember how many times you’ve had a. How to perform an easy fix on your aluminum or brass radiator. Find all the details inside Stock Car Racing Magazine. How to Fix a Cracked Plastic Radiator Tank with a Radiator Repair Kit.