My 2012 2.5s Altima has been making a hum/whine noise that gets gradually louder with speed and i need to figure this out, at very low speeds its not there, seems to kick around 30 km/h and reaches its loudest around 80km/h, car idles perfectly normal and if I leave the car in park and rev the...

So I added an extender to the rear 02 sensor to see if it would erase a P420 code ( I know it's illegal in certain States) but just wanted to see if it would work. Well when I tried to turn ignition on, the car cranked, but it did not start, and then after a couple more tries, it just wouldn't...

Hi, so I have a 2001 Pathfinder which I know is technically an SUV, but I could not figure out what other thingie to post this in for the life of me! Anyways, I just replaced the iac valve on it, and I got it all put back together, started it up, aaannd: it is now surging up to 3000 RPMs and...

How do I check the transmission fluid level with no dip stick? I see two bolts that have rubber seals on THem one is a 12 mm on driver's side below transaxle and the other is a Allen head on driver's side how do I check it?