Hi Kazi. Thanks for sending in your question today. Typically, when the check engine light or other warning light illuminates, it means the ECU or onboard computer has detected a mechanical or electrical fault from the engine, transmission or other...
If I was diagnosing your Hummer, I would want to know if there were any diagnostic trouble codes (DTCs) stored in any of the computer modules. I would see if the Check Engine light was on and use my scan...
In many cases with new cars, a low refrigerant charge can cause your symptoms. You must visit a repair facility or hire a technician certified for working with the substances found in the air conditioning system. The trained professional will...
Like your car’s windows, the moon roof offers an auto-reverse function for safety. If it detects an object in the way while closing or tilting back down to flat, it will stop and then automatically reverse. It’s possible that...
Hello, thank you for writing in. Without knowing the model and year of the vehicle, it is difficult to tell what kind of replacement parts you have as true options. With that said, you are likely going to be able...
Hello, thank you for writing in. The time you have will completely depend on how bad the struts are now, and how much stress you want to put onto the rest of the vehicle. Worn struts will cause stress to...
Hello. If your engine is leaking coolant then it is likely causing, at least partially, your heater malfunctions. The heater uses engine coolant to generate heat and if the engine is leaking or runs low the coolant may not reach...
I would initially suspect an engine fault (or even something as mundane as bad gasoline; did the incident perhaps start after re-fueling?). There are some technical service bulletins relative to your model describing rough engine operation that was due to...
Hello. If your vehicle is displaying low fuel pressure then it may be possible that there is an issue with the fuel pump. There are instances where a worn out fuel pumps will still operate but provide lower fuel pressure,...
Hi there. It sounds like the brake switch on the brake pedal is not working. There are two circuits on the brake switch, one for the brake lights and the other for the starter circuit. Some vehicles require the brakes...
It sounds like your kids may have broke the ignition lock assembly in the steering column. There are a few different column components that may have been broken. The parts are made out of pretty soft metal by the manufacturer...
A car that pulls to one direction when applying the brakes is a sign of a sticking brake caliper or a failing brake caliper. For your Acura, you are on the right track to suspect a collapsed brake line or...
Hello - I suspect there is a bad ground or wiring damage on the left side wiring for the turn signals. The turn signals and emergency warning flashers use the same flasher unit, which explains why the right side turn...
You need to look at the front parking lights to see if they work with the parking lights on. Check the #11 15 amp fuse in the engine compartment fuse box to see if the fuse is good. If it...
If you are having to top off the oil once a month, depending on how many miles you drive per month, this may suggest that your engine is burning the oil. If the smoke is a blue colored smoke, this...
Hello, thank you for writing in. The truck may be having issues with air sensors, fuel pressure, or other electronic issues. I have have to replace the fuel module and the mass airflow on my 1998 S10 with 168,000 miles....
If your vehicle security system was armed correctly, it should activate when someone attempts to break in through a door, a window or the trunk. Here’s what should happen: The headlights will flash. The horn will honk. After...
Hello. If the vehicle produced a clicking clacking sound when the key was turned then it may be possible that the battery or starter are the issue. A faulty, or low battery will cause the starter to click if it...
Hi. The sunroof becoming inoperable is a common problem that many R350 owners encounter. The sunroof motors Mercedes produced on these vehicles have been problematic for many owners. They often fail and will need replacement. However, the motor itself is...
Hello! A knock sensor code can indicate faulty wiring to the sensor, or a faulty sensor itself. The wiring of the knock sensor can be checked by performing a continuity test, and the resistance of the knock sensor can be...
Hi and thanks for contacting YourMechanic. Check the transmissions torque converter by performing a stall test. Put the vehicle in an area with nothing in front of it and set the parking brake. Step on the service brake and put...
Typically when the word jumped time is used, this means the timing belt is the issue. According to my information system, this motor is an interference motor. Which means when the belt breaks, it damages the pistons and valves. This...
Hi there. A sensor on the accelerator pedal arm sends a voltage signal to the ECM (or related control module), which then commands the throttle body to open or close. Voltage signals sent from the ECM will activate the throttle...
Hey there. The battery and starter are key components to starting the vehicle. If the battery is weak, it can cause a slow or sluggish cranking if it is not providing enough power to the starter. Also, the starter can...
