Q: How do I set dual zone temperatures?

Hi. I would first recommend checking the refrigerant levels. Improper refrigerant levels is the number one cause for malfunctioning air conditioners. I suggest having the pressures checked at the high side and low side of the system. Seeing what the...

Inasmuch as lean codes were set earlier (P0171, P0174) you may have clogged injectors. Fuel trim should be looked at with a real time scanner. If fuel trim is high positive, that would be an indirect indication of clogged injectors....

Hello, thank you for writing in. The most common cause of your symptoms is the fuse blowing. If the fuse is good, the next place you want to look is to the switch. The headlight switch may be shorting out...