I have a 2007 GMC Savana 3500. I am searching for a ring and pinion as well as a gasket set for the rear diff. I know I have a 9.75 ring and a 3.73 ratio. My issue is that I have a 12 bolt diff cover. Help?

I have a 2007 GMC Savana 3500. I am searching for a ring and pinion as well as a gasket set for the rear diff. I know I have a 9.75 ring and a 3.73 ratio. My issue is that I have a 12 bolt diff cover. Help? 1 Answer

i have a 2001 gmc savana 3/4 ton 5.7 vortec, i am having problems with a rough/low idle and it dies under load and has no power. i have replaced the fuel pump, fuel filter, spark plugs wires, plugs, rotor, cap, air filter, MAF sensor, TPS sensor, idle air control sensor, EGR valve. i am out ideas please help. By the way i have NO codes. 1 Answer

i have a 2001 gmc savana 3/4 ton 5.7 vortec, i am having problems with a rough/low idle and it dies under load and has no power. i have replaced the fuel pump, fuel filter, spark plugs wires, plugs,...

How do I get a Service and repair manual or CD for a 2017 GMC Savana 2500? 3 Answers

Hi: How do I get a service and repair manual or CD for a 2017 GMC Savana 2500? The guys in my dealer's shop say that they don't even have one!!! I asked them how do they properly work on their custome...

I have 2003 gmc box truck lites all over stopped working and now the truck wont start im confused 1 Answer

This is a penske box truck

my brake lights stay on. 2 Answers

i have replaced thebrake switch 2 times then i replaced the brake assembly and switch.each time thereplacements seem to work for a couple of days. my van is a 2009 gmc savanah box van