Popular questions

If an assistant, preferably a mechanic, listens at the relevant suspension and steering components under the vehicle as you turn the steering wheel the sound can undoubtedly be pinpointed. Be sure to check at the top of the spring tower...

The problem you are having is not due to the ignition system but is a result from an improper amount of fuel getting into the cylinders. If your engine is running lean, then it may cause the engine to not...

Does the vehicle restart if you turn it off after it warms up? You should start by testing your fuel pump. Before starting the vehicle in the morning, turn the key to the on position two or three times. Turn...

Hello. I would need to know if the vehicle has an automatic or manual transmission. If it has a manual, it is typically caused by a bad clutch pedal switch. This closes the circuit for the starter when the clutch...

Your truck is using excessive oil in my opinion. GMC has oil consumption ongoing issues for your year truck and most engines they equipped them with. I would recommend getting an oil consumption test to document the exact amount of...

Hello. If the door will not open, then the issue may be the latch, but it may also be the linkage that connects the handles to the latch. You will need to access the inside of the door panel to...

Depending on the cold air intake, you may be affecting the readings from the mass air flow sensor, which may be causing the motor to stumble when pushing for more boost as you describe. The mass air flow sensor monitors...

Black wires are usually used to indicate it is a ground wire. Without proper ground, the lights will not work. If the wire pulled out for the headlight connector, it may be easier to just replace the headlight socket. Replacement...

Hi and thanks for contacting YourMechanic. It won't matter what type of oil was put in the gear box as long as the viscosity was the same. You can try replacing the oil and see if it makes any difference,...

Hi there. The horn is a safety device and as such, should not be disabled. If a problem exists, it's best to resolve the problem first by having a professional mechanic diagnose and repair the electrical problem causing this issue....

Hello. In addition to the motor, there are other components to your seat that control its movement. It sounds like the mechanical parts that control the upper part of the seat have broken, which could cause the seat to be...

Hi Sandy. Thanks for all the information - it's very helpful to initially provide some technical advice. It appears as if you might have a few different things going on with your Mercury Sable. First, in regards to the engine...

The sound you are hearing is likely related to the lack of sufficient oil in the motor, which may have also caused the motor to overheat and shut down. When this happens, a number of things may cause the motor...

Hello. This is a problem within the vehicles control module. The main body control module that controls the lighting either has an internal hardware failure or an issue with the programming. I usually try reprogramming the system first and if...

If your vehicle is equipped with an electronic compass, it can provide you with important information about which direction you’re driving in. However, because true north and magnetic north actually aren’t the same in most parts of the world, you’ll...

There are a couple of things that may cause this situation. A clogged engine air filter or dirty throttle body may not allow the proper amount of air to flow while the engine is idling and cause a low, rough...

You should not have to remove the fuse block in order to remove the F35 fuse. You should use a fuse remover tool or a small pair of pliers. If you need assistance then have a mechanic like one from...

The rear shocks also support the rear of the car and regular shocks would not support the vehicle for you. There may be an aftermarket air shock replacement that is cheaper than the dealer part, but for the most part...

Claimed by Tim Charlet

Hello, thank you for writing in. You should start by scanning the vehicle for diagnostic codes to see what the security light is trying to tell you. Do this after you can get it to start and can take it...

By "back door ecu", they mean the rear cargo door electronic control unit. You vehicle has an automatic tailgate with power opening and closing features. In the vehicles effected by this recall, the automatic open and close function of the...

There should be no appreciable run-out on the crank pulley and if a physical inspection of the harmonic balancer reveals damage such as a broken, cracked or separated rubber bond, the balancer should be replaced. If you do have a...

Hi there. Check the wires from the brake light switch to the brake lights. There could be an open in the circuit making the light short to ground. Also the ground circuit could be loose making the switch not function...

The Keyless Entry Keypad gives you access to unlocking your truck without using your keys. It also lets you lock the doors. To lock and unlock the doors using Keyless Entry. Enter the factory code or your personal code....

Hi there. First check the cooling system and see if the coolant is low. Top off all fluids that are low that could cause the engine to overheat. To check to see if the thermostat is working, feel the upper...