PCM different 4wd vs 2wd? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

**MidLifer** · 07-15-2014, 08:52 PM

I found a low mileage LM7 out of a 4wd truck. Can I use the PCM in my 2wd? Tried searching this forum but couldn't find this info.

ls1nova71 · 07-15-2014, 09:37 PM

Yes, you can.

BigRed76 · 07-17-2014, 02:58 PM

Absolutely. I used a 2000 LM7 4WD PCM for the LS swap in my C10.

07-15-2014, 08:52 PM	#1
MidLifer Senior Member Join Date: Apr 2011 Location: South NJ Posts: 1,262	PCM different 4wd vs 2wd? I found a low mileage LM7 out of a 4wd truck. Can I use the PCM in my 2wd? Tried searching this forum but couldn't find this info.

07-15-2014, 09:37 PM	#2
ls1nova71 Registered User Join Date: Dec 2009 Location: Independence Mo Posts: 4,118	Re: PCM different 4wd vs 2wd? Yes, you can. __________________ My '72 short bed build. http://www.ls1tech.com/forums/conver...6-0-4l80e.html 5.3 swap into my RUSTY '71 C10 http://ls1tech.com/forums/conversion...71-c-10-a.html

07-17-2014, 02:58 PM	#3
BigRed76 Registered User Join Date: Jan 2010 Location: Loveland, CO Posts: 1,921	Re: PCM different 4wd vs 2wd? Absolutely. I used a 2000 LM7 4WD PCM for the LS swap in my C10. __________________ Zach 1970 Chevrolet Custom Camper K20 1971 GMC Super K2500, 12V/NV4500 swap in progress 1971 Chevrolet Custom C10 1972 Chevrolet Custom Deluxe C20, 5.3/4L60E 1972 Oldsmobile Cutlass Supreme, 455/TH400, 3.73 posi 2004 GMC Sierra 2500HD, LB7/Allison, CCSB 2005 GMC Sierra 1500, 5.3/4L60E, CCSB



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