2011

I hooked up my code reader to it and only got codes for bad O2 sensor bank 1 sensor 1 and the P0420 catalytic system efficiency codes. I replace both the upstream and down stream catalytic converters and both O2 sensors but it is still doing the same thing. Any ideas are appreciated. It is...

I've recently noticed some vibration when driving my 2011 Yukon Denali at slow speeds. It usually happens when I'm cruising anywhere from 20 mph to 45 mph, RPM is at 1000. When I slightly step on the gas in between gear shifts, I get a quick vibration that lasts a second or however long it...

hi, I have 2011 GMC acadia. FM/XM radio cuts out intermittently and just hear dead air. I disconnected the antenna wires at the back of the car under the headliner and xm works fine and I can pick up some FM stations. Is something in the car causing the interference? Remote start doesn't work...

We took our 2011 Acadia to the dealer today for an air conditioning problem. Although it is 6mo past warranty and 2000mi past factory warranty we have the $0 deductible major guard extended warranty. They charged the system, added dye and said no leaks were found. Being that they found no...

Hey everyone, I recently just got a 2011 GMC Sierra 1500 SLT and I want to eventually want to lift it. However, lifts are not my specialty so I'm looking for opinions and other options other people may have... I want to lift it enough to give it a better stance appearance but I don't want to...