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Good Deal or Walk? 2007 GMC 3500 dually

Thom02099
Explorer II
Explorer II
While I've been looking at Ram 2500/3500, a different truck hit my radar. 2007 GMC Sierra Classic SLE dually, 6.6L Duramax and Allison 4spd auto. CarFax one owner truck, with 276K miles. No open recalls/no accidents reported. Dealer asking $17999.

What should I be looking for with this truck? It appears to have been very well maintained cosmetically, and it's almost identical on the interior to my 2003 Tahoe LT.

You Duramax/Allison guys -- what say you?
2007 GMC Sierra SLE 3500HD Dually
2016 Coachmen Catalina Legacy Edition 243RBS
2007 Keystone Outback 25RSS - R.I.P.
17 REPLIES 17

Thom02099
Explorer II
Explorer II
ksss wrote:
73guna wrote:
I know GM trucks have great resale value but that price in ridiculous.
07 Duramax LBZ was the last year prior to all the emissions being added, so its a sought after engine.
Obviously, all vehicles condition is relative to previous maintenance, so get them checked out by someone you trust.
What is your budget?
You should be able to find a truck with 150k ish in the lower 20's.


It depends, if it is an 07 Classic it is an LBZ, if not it would be an LMM (new body style GMT900). I have an 06 LBZ and an 08 LMM and both are very solid. The LMM has yet to miss a day of work with a 130K on it for any reason. The LMM is a little harder on fuel, the DPF in the truck to this point anyway has been a nonissue however and it spends a lot of time driving in town.


OP here...the truck in question is a LBZ. One owner, regularly maintained.
2007 GMC Sierra SLE 3500HD Dually
2016 Coachmen Catalina Legacy Edition 243RBS
2007 Keystone Outback 25RSS - R.I.P.

ksss
Explorer
Explorer
73guna wrote:
I know GM trucks have great resale value but that price in ridiculous.
07 Duramax LBZ was the last year prior to all the emissions being added, so its a sought after engine.
Obviously, all vehicles condition is relative to previous maintenance, so get them checked out by someone you trust.
What is your budget?
You should be able to find a truck with 150k ish in the lower 20's.


It depends, if it is an 07 Classic it is an LBZ, if not it would be an LMM (new body style GMT900). I have an 06 LBZ and an 08 LMM and both are very solid. The LMM has yet to miss a day of work with a 130K on it for any reason. The LMM is a little harder on fuel, the DPF in the truck to this point anyway has been a nonissue however and it spends a lot of time driving in town.
2020 Chevy 3500 CC 4X4 DRW D/A
2013 Fuzion 342
2011 RZR Desert Tan
2012 Sea Doo GTX 155
2018 Chevy 3500HD CC LB SRW 4X4 D/A
2015 Chevy Camaro ZL1

73guna
Explorer
Explorer
I know GM trucks have great resale value but that price in ridiculous.
07 Duramax LBZ was the last year prior to all the emissions being added, so its a sought after engine.
Obviously, all vehicles condition is relative to previous maintenance, so get them checked out by someone you trust.
What is your budget?
You should be able to find a truck with 150k ish in the lower 20's.
2007 Chevy Silverado Crewcab Duramax.
2016 Wildwood 31qbts.

Thom02099
Explorer II
Explorer II
KD4UPL wrote:
There really isn't much to watch for with that truck. '06 and '07 classic were darn near perfect and highly sought after. That's just a lot of miles. Really any Duramax since the '04.5 LB7 is a solid truck. The '04.5 -'05 LLY don't cool very well but are otherwise very reliable.


Thanks for this. What, in your opinion, would be acceptable miles to look for in these year trucks?
2007 GMC Sierra SLE 3500HD Dually
2016 Coachmen Catalina Legacy Edition 243RBS
2007 Keystone Outback 25RSS - R.I.P.

Thom02099
Explorer II
Explorer II
Thanks KD4UPL, dave17352 and FishOnOne for your comments; this is what I was looking for.
2007 GMC Sierra SLE 3500HD Dually
2016 Coachmen Catalina Legacy Edition 243RBS
2007 Keystone Outback 25RSS - R.I.P.

FishOnOne
Explorer III
Explorer III
OP,
Stay away from any diesel truck that is equipped with a DPF and doesn't have a DEF system.
'12 Ford Super Duty FX4 ELD CC 6.7 PSD 400HP 800ft/lbs "270k Miles"
'16 Sprinter 319MKS "Wide Body"

dave17352
Explorer
Explorer
Another thing is that truck probably has about the same payload as a post 2011 srw chevy 3500 gas or diesel.
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2017 CHEVY 3500 SRW 6.0
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KD4UPL
Explorer
Explorer
There really isn't much to watch for with that truck. '06 and '07 classic were darn near perfect and highly sought after. That's just a lot of miles. Really any Duramax since the '04.5 LB7 is a solid truck. The '04.5 -'05 LLY don't cool very well but are otherwise very reliable.

Me_Again
Explorer II
Explorer II
Yeah, which two tranny gears are MIA?
2021 F150 2.7 Ecoboost - Summer Home 2017 Bighorn 3575el. Can Am Spyder RT-L Chrome, Kawasaki KRX1000. Retired and enjoying it! RIP DW 07-05-2021

Grit_dog
Nomad III
Nomad III
Look for whoever took the other 2 gears. It's a 6 speed.
Given your knowledge or lack thereof of vehicles, specifically, stay away from buying trucks with almost 300k miles on them. May sound snarky but a vehicle like that will cost you several times more to keep on the road than someone who can wrench on their own gear and is knowledgeable about it.
2016 Ram 2500, MotorOps.ca EFIlive tuned, 5” turbo back, 6" lift on 37s
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Couple of Arctic Fox TCs - Sold

Thom02099
Explorer II
Explorer II
Thanks for the feedback. While I was hopefully optimistic, the realist in me said it was too much.

So, what are things to look for specifically with the Duramax/Allison combination?
2007 GMC Sierra SLE 3500HD Dually
2016 Coachmen Catalina Legacy Edition 243RBS
2007 Keystone Outback 25RSS - R.I.P.

Redwoodcamper
Explorer
Explorer
That's a 10-12k dollar truck with those miles where I live.
2011 ram 3500. Cummins 68rfe. EFI live. 276k miles and climbing.
2017 keystone bullet 204

DownTheAvenue
Explorer
Explorer
I would not consider that vehicle. As already posted, most of that vehicle is reaching end of life.

rwjejits
Explorer
Explorer
jarata1 wrote:
no way


X2
2004 Ford F250 6.0
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