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Seriously Decreased MPG - what to check/replace??
It's only two months old. Same gas as always unless Valero has changed theirs. I'm thinking I may try plugs and wires but according to the manual I'm 30k premature on that..- WhiteHoeZ71
- Post #7
- Forum: General Discussion
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Seriously Decreased MPG - what to check/replace??
Thanks for the fast replies! I'm stating mpg from the DIC. I know 18 in the city sounds far fetched but it originally got that (according to the DIC). I test drove many Z tahoes before finding this one and it's the only one that had that kinda mileage. I did forget to mention that when I...- WhiteHoeZ71
- Post #4
- Forum: General Discussion
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Seriously Decreased MPG - what to check/replace??
Ok when I first got my Hoe at 20k miles, it was getting like 18+mpg in the city and 21 or so on the highway. Since purchase, the only mods Ive done that could affect mpg is bigger tires, (285's I think), Magnaflow muffler, and a Spectre cold air intake. Obviously the tires dropped the mileage...- WhiteHoeZ71
- Thread
- Replies: 7
- Forum: General Discussion
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Boiling or bubbling sound from the front dash area....is this a heater core issue?
Ever figure out the cause of this noise?? Mine is making the exact same peculating, boiling water noise even with all electronics turned off. I haven't noticed any decrease in the heat or ac performance but, the noise is driving me crazy! What is causing this sound and how do I fix it??- WhiteHoeZ71
- Post #10
- Forum: Interior
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Need help/advice with towing problems
Im really liking the idea of the airlifts. Any idea if they work with coil spacers? If not anyone make some that do?- WhiteHoeZ71
- Post #12
- Forum: General Discussion
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Need help/advice with towing problems
That was a fast reply! I saw those and thought they may be the ticket but, I didnt find any info on how you air them up. I'd like to avoid an on-board compressor if at all possible. Do you know If they will work properly with a T fitting and a single tire valve style inflation point? Gears...- WhiteHoeZ71
- Post #3
- Forum: General Discussion
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Need help/advice with towing problems
The tow vehicle is a 06 2wd Z71 5.3L with 52k on it. Im pulling a 14' tandem axle trailer weighing approx. 3000 - 3500lbs loaded. First problem I need to address is the lowrider sag in the back when hitched up. Ive tried moving the heavy equipment all the way to the back of the trailer but...- WhiteHoeZ71
- Thread
- Replies: 11
- Forum: General Discussion
