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  1. 05 GMC Envoy fuel problems

    The 02-09 "How-To" and DIY Section
    Hi! I have a 2005 GMC Envoy, SLT Elite 4x4 4200 series engine with 200,000 miles. I just bought my wife this vehicle a week ago. Drove fine for 4 days. Did the general inspection before I purchased it. I checked the oil stick first before doing an oil change. Was not...
  2. 05 GMC Envoy fuel problems

    The 02-09 "How-To" and DIY Section
    Hi! I have a 2005 GMC Envoy, SLT Elite 4x4 4200 series engine with 200,000 miles. I just bought my wife this vehicle a week ago. Drove fine for 4 days. Did the general inspection before I purchased it. I checked the oil stick first before doing an oil change. Was not...
  3. Better MPG / fuel gas efficiency economy

    General
    I think I read on here a thread that removing the rack up top helps fuel economy. I tried to search for it, but cant find the thread anymore Is there anything one can do to bring up the miles per gallon? Besides the typical - clean the throttle body, coast more, carry less, slow acceleration...
  4. Rough Idle/Poor Gas Mileage

    OEM Issues
    I've bought an 05 Trailbalzer with the I6 in it knowing it had a few issues. i've fixed all the suspension issues and am now on the last leg of the engine. Currently it has a rough idle (i suspect a bad motor mount) to include starting the engine and shutting it off it just kinda clunks to a...
  5. 2002 envoy apparent gas leak

    General
    Ok. So this is my problem with my Envoy. Every so often in the past 3-6 months I have had people say that they can smell gas when the ride in the vehicle, and one said it while walking past the vehicle. I have not had any Leaks on the ground as far as I can tell. I did notice the other day...
  6. [SOLVED] Sugar in the tank?

    The 02-09 "How-To" and DIY Section
    Team I need a little help! About 2 weeks ago some POS :mad: vandalized my Trailblazer(cant wait til my neighbor with video gets home). The damage i can see is my tires were slashed. My problem is that when i opened up my gas cover the cap was lose. Does anyone know of a good way to check and...
  7. gas burns up pretty quick?

    TrailBlazer / Envoy Chat
    HI, i was wondering why and is there anything i can do to keep my gas from burning up so quick. it is basicly when i hit the gas pretty hard. and i know it burns up more but, it seems like the gas gage goes down faster than it should. is there anything i can do to keep it from doing that?
  8. Trouble Starting after fill-up

    OEM Issues
    Hi Guys, I've been having some trouble for a while now. Each time I fill my tank, i hop in the car and turn the key to start it. The engine starts, but it sounds like the system chokes on the fuel and there a sounds almost like the starter out of sync. Each time after that it starts perfectly...
  9. tps, bank 1, bank 2 gas peddle, thermostat?

    General
    Okay this problem started last year summer time. driving down the highway and check engine light came on followed by reduce engine power :weird:. Checked codes at local auto parts store came up tps. Changed it later that week with a used part ran fine for a week later same...
  10. Gauges going crazy!

    OEM Issues
    Recently I overfilled the oil by about a quart. I drained it before I drove, so it just idled for a few minutes. After that, the oil pressure gauge stayed pegged out to the far right. A few weeks later, the odometer and speedometer went to zero on the interstate. After I stopped and...
  11. Gas gauge recall

    General
    If I take my trail to the chevy for the recall on the gas gauge will they take care of the whole entire thing even price???:confused:
  12. Fuel Gauge issues...

    OEM Issues
    Hi, I have a 05 TB LS. The problem I am having is. When the engine is shut off, the fuel gauge needle does not always return to the "E" indicator. So if lets say the gauge was reading 1/2 and turned of, the needle would stay put. And when restarted the fuel gauge would read the previous 1/2...
  13. nightmare!! help please

    General
    ok so i woke up sunday morning, turn the key and heard a CLICK!, battery was dead. took it to the auto-part store and got a new one. put it in and the my truck turned on. the problem now is that when im idle or at a stop light the truck dis-accelerates(not sure of the term) but accelaration goes...
  14. Just Bought my Trailblazer (A Couple of questions)

    OEM Issues
    Hey all, Just bought a 07 Trailblazer LT. First off, it does have the backup sensors on it. If I enable the permitor lighting, when I to unlock it the lights turn on including the backup lights. When I walk around to my trunk the car starts beeping like something is behind it, but its in park...
  15. Low Fuel Light

    General
    i'm new to the forum, and new to owning an envoy. my previous vehicle's low fuel light would come on when my 20 gallon tank had run dry, but there was a 5 gallon reserve, which could keep me going for a while. when my fuel light comes on, how much more fuel is still in the tank? i have a...
  16. Stolen Gas! Did it break the fuel sensor lever?

    General
    Hello, Newbie here. My wife drives a 2005 GMC Envoy SLE 6cyl. While traveling for work, last night some low life stole her gas.:hissy: This morning the fuel door and gas cap were both open. Fuel gauge reads empty and low fuel light is on. She fills up the tank and gauge still reads empty and...
  17. Locking gas door

    Exterior
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  18. Am I Leaking Gas?

    General
    Hello All. I've had my 04 TB LS for 3 weeks now. I am on my third tank of gas. On the first two tanks I got 12.5mpg - now i attribute this to my heavy foot learning the new vehicle and using some 4WD in the bad weather. I now notice i am at a 1/2 tank and only went 110miles. I feel like i am...
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