Q: 2002 Wrangler. Replacing an air control valve. After installing, is there anything special we have to do?

I would have the car checked out by a technician. There could be a number of things that would cause a fuel leak. If you notice it leaking when you fill it up it could be the EVAP canister and...

Hi. The "Check Transmission" light indicates that a fault code is present in the transmission computer. To correct this, the fault codes need to be read in order to determine the issue. Fault corrections could be as simple as a...

Yes, that's okay. Now, realize that depends on a car these days. Because some of these Mercedes, Audis, BMWs, they are running so much stuff, with GPS and satellite navigation and all kinds of other features. Some of those are...

There are many possible technical service bulletins (https://www.yourmechanic.com/article/how-to-use-a-technical-service-bulletin-tsb-to-diagnose-and-repair-a-car-by-valerie-johnston) the manufacturer has listed for this problem on your vehicle. The problems range from internal gears to pressure solenoids of the transmission. I suggest having the transmission pressures tested to see if...

This may be caused for many different reasons, such as a misfire or a lack of fuel (which can also cause a misfire). The lack of fuel may be caused by low fuel pressure, dirty fuel injectors, bad connections to...

Hello. The first task in solving this problem is to extract problem codes that are set, whether the Check Engine light is on or not. There are several problems which could cause this behavior, such as a bad throttle position...

There are several possible reasons for a check engine light (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) to come on. Typically, when the check engine light appears, the first step is to pull the diagnostic codes out of the computer with a scan tool, like you...

Hi there. Typically when a check engine light is illuminated, and a repair is made, the code needs to be cleared by a professional mechanic. This could be the reason why the light periodically comes on. However, it's also possible...

Hi there - there are several possible cause for over-retarded cam timing (https://www.yourmechanic.com/article/p0012-obd-ii-trouble-code-camshaft-position-a-timing-over-retarded-bank-1-by-jay-safford). The VCT solenoid could cause this, but a failed cam phaser, worn timing chain guide, stretched timing chain or simply low oil pressure can also cause this...