Q: Won't start

The seat belt pretensioners are a key part of the front seat safety system. The pretensioners help the belts restrain the driver and front passenger quickly in the event of an accident. The pretensioners can only be used once, so...

Unfortunately, when it is that deep, the best thing you can try yourself may be various levels of buffing (https://www.yourmechanic.com/article/how-to-buff-a-car). You can do the coarse, medium, and fine buffing. Try buffing them out and try painting it over (https://www.yourmechanic.com/article/how-to-paint-a-car-yourself). When...

Brake squeal can occur on the Cruze's rear brakes due to brake dust accumulating in the drum. One thing that can be done to limit or eliminate the noise is to have the rear drums taken off, have the brake...

Hi there. The high and low pressure sides of the A/C system are connected. The A/C system is a loop. It will not only leak from the low side but retain pressure in the high pressure side. You make no...

It sounds like you may need a starter (https://www.yourmechanic.com/services/starter-replacement). The testing for it is pretty straightforward. Check the battery cable going to it, and check for power at the start wire. If there is power at both, it will need...

Hello. Thanks for writing in about your Ford Ranger. From what you've described, your transmission has either a broken gear or the shift forks have broke causing it to get stuck in a forward gear. You will need to have...

It could be either one and it's impossible to say without inspecting the car. The difference between the O'Reilly diagnosis and the dealer's is probably one of equipment. O'Reilly uses a generic OBD-II scanner and the dealer should be using...

The powertrain warning light is intended to alert you to a malfunction in engine controls, the transmission or traction control/ABS. If the problem resolves itself the warning light may turn off. For example, if you have a heavy load, perhaps...

Check to see if ignition timing is advancing per the specifications in the factory service manual as you rev the engine. Measure fuel pump pressure. Check throttle position sensor, oxygen sensors, vacuum leaks, ignition system malfunctions, bad valve timing if...