2026-11-03
Engine Overheating? How to Find the Problem in Your Cooling System
Engine running hot? Here's how a mechanic checks the radiator cap, hoses, thermostat, fans, water pump, and head gasket, in the right order.
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Short, factual articles for Atlanta drivers who would rather have the mechanic come to them.
2026-09-11
How to Replace a Wheel Hub Bearing Assembly
A humming wheel bearing is a driveway job if you have the right tools. Here is how to swap a bolt-on hub assembly, the torque that actually matters, and what to do when rust welds it to the knuckle.
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2026-09-11
Keep Hundreds in Your Pocket: 9 Beginner Car Repairs You Can Do Yourself (And 9 You Shouldn't Touch)
Nine driveway jobs that keep money in your pocket, paired with nine traps that can wreck an engine, a transmission, or a weekend. Know the difference before you pull a wrench.
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2026-09-09
Rear Drum Brakes vs EPB Discs: How to Tell and When Shoes Need Work
Many commuters still use drums in the rear. Here is how to tell drums from EPB discs, when shoes and drums need service, and when the parking brake lives inside the drum.
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2026-09-09
How to Change Rear Brakes With an Electronic Parking Brake
Rear electronic parking brake calipers must go into service mode before the pads come off. Here is the scan-tool method, a motor-off spindle workaround, and which tool to buy.
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2026-09-08
Stop Guessing, Start Testing: 5 Tools for Diagnosing Car Issues
Five professional diagnostic tools that help pinpoint automotive failures before anyone spends money on unnecessary parts.
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2026-09-06
The Truth About Shop Markups: Why Your Repair Bill is Twice as High as It Should Be
Learn how automotive parts markups affect repair bills and how Road Wrencher's Parts Concierge process offers a transparent alternative.
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2026-09-05
How to Source Your Own Car Parts and Pay Flat-Rate Labor
Buying your own parts at retail and paying a flat labor rate is a straightforward way to control repair costs. Here is how DeKalb County drivers get the right part the first time.
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2026-09-04
Dead Battery or Bad Alternator? How Atlanta Heat Affects Charging Systems
Three signs your alternator is failing, and how to tell a charging problem from a battery problem. Road Wrencher provides flat-rate mobile service in DeKalb County.
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2026-08-25
What a Mobile Pre-Purchase Inspection Covers
A pre-purchase inspection puts an experienced mechanic on your side before cash changes hands. Here is exactly what we check and how the findings help you negotiate.
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