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View Full Version : Real world H3 gas mileage


funpilot
05-29-2005, 06:04 PM
Those of you who own the H3, can you post your gas mileage here? Thanks!!

H2forMe
05-30-2005, 09:38 PM
Yes, that would be very interesting. The only reason I did not get the H2 was because of the gas mileage...

Thanks

H2forMe
06-03-2005, 02:52 AM
anyone? How about Killian? Really interested in finding out real gas mileage.

Thanks...

killian
06-03-2005, 04:03 AM
Near as I can figure I'm getting 14-16 city, without the A/C on. With the A/C I figure about 12.

On the freeway I was getting anywhere from 15 to as high as 21. Yes, I know that's high for the H3 but I figured it on three separate occasions. Maybe it was more downhill than it looked.

S2KtoH3
06-03-2005, 04:29 AM
That should probably improve too as more miles are put on the engine.

DeLeon
06-03-2005, 05:04 AM
Originally posted by S2KtoH3:
That should probably improve too as more miles are put on the engine.

Why?? http://www.elcova.com/infopop/emoticons/icon_confused.gif

Also.. how do you guys measure MPG? I mean... how do you get the most accurate number?

H2forMe
06-03-2005, 12:44 PM
i have a brochure from the dealer that 20 mpg city...

not close in real life...

HummerNewbie
06-03-2005, 12:53 PM
I am amazed at these figures. I get just as good and better with a V8. Guessing it must be a weight issue.

S2KtoH3
06-03-2005, 02:37 PM
Originally posted by DeLeon:
<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by S2KtoH3:
That should probably improve too as more miles are put on the engine.

Why?? http://www.elcova.com/infopop/emoticons/icon_confused.gif

Also.. how do you guys measure MPG? I mean... how do you get the most accurate number? </div></BLOCKQUOTE>

Usually up to 10,000 miles, a new engine is actually still not 100% broken in. During that 10,000 miles, as the engine is broken in more, there is less mechanical friction being created. Therefore, with less friction, the engine will work less and return better mileage.

DeLeon
06-03-2005, 03:20 PM
Originally posted by S2KtoH3:
<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by DeLeon:
<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by S2KtoH3:
That should probably improve too as more miles are put on the engine.

Why?? http://www.elcova.com/infopop/emoticons/icon_confused.gif

Also.. how do you guys measure MPG? I mean... how do you get the most accurate number? </div></BLOCKQUOTE>

Usually up to 10,000 miles, a new engine is actually still not 100% broken in. During that 10,000 miles, as the engine is broken in more, there is less mechanical friction being created. Therefore, with less friction, the engine will work less and return better mileage. </div></BLOCKQUOTE>

Ohhh ok http://www.elcova.com/infopop/emoticons/icon_razz.gif Thanks for the info!!

killian
06-03-2005, 05:16 PM
The H3 book in my hand says 16 city 20 highway.

My 2004 V8 Tahoe Z71 only got 10 in the city and 17 Hwy. Without the A/c.

Dennis
06-04-2005, 09:50 AM
I seem to recall that one of the H2's chips was programmed to run somewhat richer for the first 5000 miles and then to lean out the fuel mixture. Is that true and if so is there anything similar on the H3?

--Dennis

H3 Builder
06-04-2005, 12:29 PM
Also.. how do you guys measure MPG? I mean... how do you get the most accurate number?

Divide miles driven by gallons of fuel to fillup. do this several times to get an average.