Popular questions

Hi Terrence. Thanks for contacting us tonight. Typically, the limp mode is activated when the ECU detects a fault with the transmission or driveline system. However, it can also activate when an overheating issue is detected. This might be the...

There is no set life span for the transmission. I have seen many go beyond 200,000 miles and not have an issue and others breakdown after the first week of ownership. The key is to follow the service manual for...

Hello. Even though your lights and radio are still working, the battery may still not have enough voltage to engage the starter. Use a multi meter to ensure your battery is testing at least 12.6 volts. Next, test your alternator...

Hi there. There are 3 bolts that secure the windshield washer reservoir on the car. There is one bolt on the inner fender and the others are on the outer fender. A small socket and wrench set will remove the...

It sounds like your battery or your alternator is getting weak. When the vehicle starts slowly and seems to have trouble, this is usually related to a dying or dead battery. The alternators job is to charge the battery while...

Hello. When this vehicle goes into limp mode it is usually because the computer is trying to protect the power train from damage. Most of the time when this happens intermittently it is due to a voltage issue. I usually...

Hi there. The OnStar system is hardwired into your ECU. Disabling the system without having the dealership reprogram the ECU can create serious electrical glitches; so I wouldn't recommend trying to do this.

Anytime the CEL is allowed to be continuously on you will never be informed of any vehicle malfunctions if and as they arise and they will arise. That circumstance alone means any decision about re-programming is a moot issue (you...

At key on, many dash warning lights will come on momentarily, and then turn off, as a system test as well as bulb check. If the brake warning light goes off immediately, that is normal. If you suspect a fault...

Hi there. If the engine sucked enough water into it to cause a rod to fail and go through the block then the engine will need to be replaced. As for he rest of the power train it will be...

Hi there. We typically don't offer step-by-step instructions for services we offer. However, I would recommend purchasing a service and repair manual for your 2012 Ford Fiesta and completing a full cooling system flush. The process for bleeding the the...

Hi there. Check the idle air control valve (IAC) and see if its working. The IAC controls the engines idle and operation. If the engine is surging, then there is a good posability that the IAC valve may not be...

Hi Jimmy. Thanks for contacting us today. I'm in agreement with you - in that the replacement of engine mounts is NOT a solution to resolve a P-0420 Error Code. You should read this article about this code - to...

Hi Aaron. Thanks for contacting us today. We're a bit confused by the issues you're having based on the input we've received. If the vehicle will start, but when you shift into gear the car doesn't move, it's likely that...

Hello. If your coolant overflow tank is steaming and overflowing, then that means the vehicle is running hotter than normal, and may even be overheating. The vehicle will need to be inspected for possible overheating issues and any repairs can...

Hi, thanks for writing in. I would recommend having all of your fuses checked first. It is unlikely that both of those control units would go bad at once. Here at YourMechanic, we can have a technician come to your...

Hello. I will help you with your concern about possible damage to the front end of your car caused by hitting a pothole. If symptoms developed, such as shaking and rattling, after hitting the pothole then yes it is likely...

Hi there. For the vacuum leak, look at all of the vacuum hoses on the engine and brake booster. Check to see if the hoses are split, cracked, or unmounted. A vibration could be the engine running rough from the...

Hi there. If the engine is running at the correct temperature at all other times, except when you turn on the headlamps then you do not have a cooling system issue. Most of the time, this is a short in...

The fuel pump will not stay on if you loose oil pressure. This is why it is shutting off. The loss of oil pressure may be from bad crankshaft bearings or camshaft bearings. The engine oil pan should be removed...

The check fuel cap light is telling you that there is an air leak in the fuel tank or lines. It's possible that a vacuum line has come off under the hood for the evaporative system. this could also cause...

Hi there. Check the fuse to the turn signals and see if its blown. If the fuse is not burned, then check the wiring from the switch to the turn signal lights. Use a digital ohm meter and see what...

It sounds like you may have an air leak present in your EVAP system. When an air leak is present in the EVAP system, the MAP (Manifold Absolute Pressure) sensor will not be able to determine the air density, and...