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Chevy HHR Network
Specific Technical Discussion
Fuel Economy - Hypermiling
Fuel Economy - Hypermiling
Dedicated to discussions on fuel economy improvements and related modifications.
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Fuel Economy - Hypermiling
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Whats your gas mileage on your HHR
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michiganman
on 04-17-2013
01-27-2021
03:08 PM
by
PittKrewBowling
184
100,248
Gas Mileage
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HILWAYB
on 06-28-2007
07-25-2013
10:10 AM
by
Old Lar
448
89,470
Fuel Injector Cleaning
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1
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3
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urbexHHR
on 11-02-2009
08-06-2016
05:41 AM
by
hurst2001
26
57,136
Mods to improve mpg?
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07Cappy
on 06-20-2008
05-14-2012
12:01 AM
by
Bushmaster11B
57
46,025
What tire pressure are you running?
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1
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StormChaser
on 07-21-2008
10-26-2015
03:54 AM
by
hurst2001
25
42,910
Pure Gas, No Ethanol
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urbexHHR
on 03-13-2009
01-15-2011
09:31 AM
by
bassbase
87
25,726
MPG in a 2.4
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tmerkle111
on 03-17-2010
02-01-2012
11:20 PM
by
2010hhrst
101
24,313
Fuel pressure regulator replacement
Fievel4
on 01-04-2015
01-05-2015
03:42 PM
by
donbrew
5
23,172
Mixing 87 and 93 Octane?
urbexHHR
on 04-28-2009
04-28-2009
01:11 PM
by
09 Panel
7
19,293
More MPG info...
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11hhrlt
on 02-12-2014
12-28-2018
03:06 PM
by
RJ_RS_SS_350
58
19,027
Anyone running E85 ?
(
1
2
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Lethal Tendencies
on 05-25-2015
09-18-2015
11:31 AM
by
JAN67
12
18,678
49 MPG with a 2010 HHR LT2?
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1
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knelson1969
on 09-24-2010
08-18-2011
10:09 AM
by
nacademus
22
18,388
Is The Woolly Worm Needed?
(
1
2
)
urbexHHR
on 07-09-2010
07-14-2010
10:12 PM
by
IgottaWoody
17
18,217
Real World MPG improvements
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The Curly 1
on 08-31-2008
11-22-2008
09:57 PM
by
bigvalavgib
50
17,577
why would my gas mileage drop
(
1
2
)
TXhhr83
on 01-02-2011
01-25-2011
07:16 PM
by
TXhhr83
17
16,186
Better Air Intake Setup?
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1
2
3
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Blue Beast (aka Boydie)
on 07-30-2013
01-30-2014
06:16 PM
by
HHRNole
24
16,172
MPG versus Final Drive Gear Ratio
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1
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Marcruger
on 04-02-2010
06-09-2010
10:31 AM
by
Jaxon
23
15,336
Can I used E-87 Ethanol
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mikey12561
on 07-20-2010
07-21-2010
11:40 AM
by
Greybeard999
21
15,111
At what speed does the HHR start to get poor mileage?
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bugo
on 01-20-2016
02-10-2017
11:47 AM
by
aradmahogany
20
14,722
Gas Mileage changes 2006-11?
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1
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Drifter.
on 05-10-2011
07-21-2011
11:55 AM
by
Silver11
20
13,555
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