I have a 94 gmc yukon 4x4 5.7 350 failed emissions test saying it was running to rich.. And i have noticed a gas smell more than normal... Wondering if anybody has any ideas...

I have a 94 gmc yukon 4x4 5.7 350 failed emissions test saying it was running to rich.. And i have noticed a gas smell more than normal... Wondering if anybody has any ideas... 1 Answer

hi i have a 2005 gmc yukon denali.Car was running perfect now it hesitates and shakes.No codes no check engine light.Ones give a code for rich on bank 1 or 2.Last year i done my blocks and replace the headers and corsa exhaust plus air intake filter.After i took a trip to florida car start loosing power and rpms whent lower like 500 or sometimes below. I try soo many diferrent mechanics.Please help anyone! Realy appreciate Thank You 1 Answer

hi i have a 2005 gmc yukon denali.Car was running perfect now it hesitates and shakes.No codes no check engine light.Ones give a code for rich on bank 1 or 2.Last year i done my blocks and replace ...

I have a 95 GMC Yukon. Stars and dies, repeatedly and the after about three start and dies, it starts and runs perfectly. Only does this about once or twice a month. Any ideas? 1 Answer

When I start it and hold the gas at 1000rpm it stays running. But if I let off the gas it dies. Its really weird. Almost like vapor lock acting

I Have A 07’ Yukon SLT. And I been Having battery drainage problems lately.. it will be working Fine than one minute I while get back in it to drive and it will be Dead! Get a jump, it comes back on and be fine for weeks than one day it just dies again? Not sure what’s wrong? But what I did find out is that the owner before me had Speakers hooked up and the loose Wirer's are still running under my seats and in my truck the other end of the wiRers that ran to the speaker is just thier live wirers with nothing hooked to it? Could that possibly be why the battery is seen tobe draining and if So what could I do to fix it, or either how could I disconnect the wirers from the battery running live under my seats??? 4 Answers

I Have A 07’ Yukon SLT. And I been Having battery drainage problems lately.. it will be working Fine than one minute I while get back in it to drive and it will be Dead! Get a jump, it comes back o...

I also have a 2007 Yukon Denali and my passenger side mirror doesnt work.I disassemble the mirror all the way down to the motor because i could hear it running but it seemed to be running, Any Help. 1 Answer

My side mirror is supposed to fold in.