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I need an rear o2 sensor harness

Heres the deal. It's an 2000 K2500 GMC quad cab and after buying the truck I realized its missing the rear harness for the rear o2 sensors. The exhaust is what looks like is off a 305 vortec so there is only one converter and the hole after the converter is plugged. I know i have to get the...
- Sledneck48
- Thread
- Oct 17, 2012
- Replies: 2
- Forum: 96+ Vortec Performance + Computer Swaps
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Weak power locks

Hey what's up. My 2000 k2500 crew cab power door locks are weak. I push the button on the key foab and all four make noise like they are trying to move however they don't seem power full enough to slide the whole way. Same thing with the power lock button on the inside. After a few tries of the...
- Sledneck48
- Thread
- Aug 21, 2012
- Replies: 9
- Forum: OEM and Custom Interiors
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2000 K2500 old body style with vortec 350

Ok so here is the question... Let's say I want to build up my 5.7L so I can get at least 300hp. How can I do this and still use my PCM. Im figuring larger pistons and and a upgraded roller set up and mild cam better than a stock grind. Is a reprogram involved after the build. ? Can the upper...
- Sledneck48
- Thread
- Jun 11, 2012
- Replies: 15
- Forum: 96+ Vortec Performance + Computer Swaps
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2000 k2500 old body style.

Hey everybody... I am having a problem with my 3/4 ton. It came through originally with a 454 i just bought this truck and found this out after hooking up my soulus pro. Well it has a vortec 350 mated to a 4l80e. It ran perfect when I test drove it before buying it, however it shifted firm up...
- Sledneck48
- Thread
- Apr 27, 2012
- Replies: 22
- Forum: Transmissions