What people keep running into with mechanical
Complaints tagged mechanical, each raised by more than one person. One-off posts are not included.
6 recurring problems · 180 people · 10 forums we read
Raised more than once
Most people first.
- 95Landlord built a fence around the AC and it brokeWhen a broken air conditioner leaves your home unlivable during a heatwave, you are left waiting indefinitely for a repair while scrambling to find alternative shelter for a newborn. Meanwhile, DIY attempts to clean the condenser coil with store-bought brushes risk causing major damage that leads to thousands of dollars in professional repair costs.
- 57How to remove a stripped recessed retaining screwStandard methods like flathead screwdrivers, extractor bits, and wrenches often fail on recessed or stubborn fasteners when there is no room for power tools or welding. This prevents routine maintenance like changing brake rotors or dismantling wall fixtures.
- 10How do you remove a stuck wheel bearing and axle without damaging it?Wheel bearings and axles often seize tightly onto equipment frames due to rust and pressure, making them impossible to remove with standard pulling force. Attempting to force them off without the proper technique or specialized puller tools usually results in warped components and stripped hardware.
- 8Stripped engine bolt threads during installationThreads often strip or catch under minimal force during installation or removal, trapping metal shavings and preventing bolts from seating fully. This leaves hardware loose or cross-threaded, making components like headers and alternators impossible to secure properly.
- 8Should I replace just the ball joint or the whole control arm?Replacing just the ball joint can be harder and require special tools or pressing, whereas swapping the entire lower control arm is often more straightforward for DIY repairs. However, deciding depends on whether components like the rubber boots are severely worn or if replacing the whole assembly is just an upsell.
- 2Passenger side transmission axle seal leaking after replacementDifferential seals often feel slightly too large for the bore or difficult to seat squarely, which leads to improper installation during CV axle replacement. This mistake causes transmission fluid to leak slowly or dump completely out within a day.
Comes up alongside
Topics that keep appearing on the same problems — not topics with similar names.