what kinda mpgs should a 6.5 get? - Diesel Bombers



Chevy/GMC 6.2L and 6.5L Discussion of Chevy and GMC Trucks with 6.2L and 6.5L Diesel Engines

Reply
 
 
 
LinkBack Thread Tools Search this Thread
  #1  
Old 11-09-2010, 10:57 PM
Diesel Fan
Thread Starter
 
Join Date: Nov 2010
Location: niagara falls, ny
Posts: 11
Default what kinda mpgs should a 6.5 get?

im just woundering what kinda of mpgs a 6.5 diesel should get?
Reply With Quote
  #2  
Old 11-10-2010, 11:01 AM
Crazy's Avatar
Diesel Bomber
 
Join Date: Sep 2010
Location: Reddick,Fl.
Posts: 1,322
Default

i know my 97 3500 auto 2wheel drive with 4:10 only getting 15 mpg and 8 mpg towing a 16,000lb 5th wheel and i can't seem to get any more then that and have done eveything i could just get that but now i hear ppl getting 18 to 21 mpg
Reply With Quote
  #3  
Old 11-10-2010, 01:42 PM
Diesel Fan
Thread Starter
 
Join Date: Nov 2010
Location: niagara falls, ny
Posts: 11
Default

yeah im gettin the same and i hear ppl gettin 20 at least with them
Reply With Quote
  #4  
Old 11-10-2010, 06:51 PM
Woody35's Avatar
Diesel Bomber
 
Join Date: May 2008
Location: Chicago IL
Posts: 2,856
Default

me driving around town i get 15
Reply With Quote
  #5  
Old 11-14-2010, 10:43 PM
tyler111991's Avatar
Diesel Fan
 
Join Date: Sep 2010
Location: Arkansas
Posts: 52
Default

between 18 and 20 with a C3500 single cab and 4.10s. the taller tires i put on helped the low gears on the highway
Reply With Quote
  #6  
Old 11-14-2010, 10:50 PM
Crazy's Avatar
Diesel Bomber
 
Join Date: Sep 2010
Location: Reddick,Fl.
Posts: 1,322
Default

Quote:
between 18 and 20 with a C3500 single cab and 4.10s. the taller tires i put on helped the low gears on the highway

Read more: https://www.dieselbombers.com/chevy-...#ixzz15Kq2VAUg

what size tires are you running and is your truck s/w or d/w
Reply With Quote
  #7  
Old 11-14-2010, 11:11 PM
Woody35's Avatar
Diesel Bomber
 
Join Date: May 2008
Location: Chicago IL
Posts: 2,856
Default

Quote:
Originally Posted by tyler111991 View Post
between 18 and 20 with a C3500 single cab and 4.10s. the taller tires i put on helped the low gears on the highway
you must drive really slow
Reply With Quote
  #8  
Old 11-14-2010, 11:20 PM
Crazy's Avatar
Diesel Bomber
 
Join Date: Sep 2010
Location: Reddick,Fl.
Posts: 1,322
Default

Reply With Quote
  #9  
Old 11-15-2010, 12:07 PM
_hollywood's Avatar
Diesel Fan
 
Join Date: Apr 2010
Location: WI
Posts: 50
Default

I get 19 hwy empty, 16 towing my car @ 70mph, and around 16 city.....I drive like a grandpa I never really go over 2k rpm, unless I need to lose a pesky dodge ram or f150
Reply With Quote
  #10  
Old 11-16-2010, 05:27 PM
yamadude's Avatar
Diesel Fan
 
Join Date: Sep 2010
Location: Hyden,KY
Posts: 26
Default

pesky dodges,
Reply With Quote
 
 
Reply

Related Topics
Thread Thread Starter Forum Replies Last Post
6.5 Over fuel and no start penley` Chevy/GMC 6.2L and 6.5L 2 06-07-2015 04:38 PM
1995 suburban 6.5 TD Air pump noise? airspeed181 Chevy/GMC 6.2L and 6.5L 1 01-19-2015 09:00 PM
6.5 Unusual Knock Levis95 Chevy/GMC 6.2L and 6.5L 2 01-11-2015 01:54 AM
6.5 slow start bdemutis Chevy/GMC 6.2L and 6.5L 3 12-07-2014 01:36 AM
How good is the 6.5 motor? bdemutis Chevy/GMC 6.2L and 6.5L 5 11-28-2014 08:16 PM


Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off



All times are GMT -5. The time now is 03:52 PM.