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Just purchased and hooked up GMTD Scan Tech with my laptop and got the following settings: Engine hot idle- Desired injection timing 8.6, Actual injection timing 11.8, TDC offset -2.02 Check engine light comes and goes frequently; Scan Tech indicates timing error. Are these settings advanced...

2005 Duramax. When coming to a stop at a traffic light, the brakes fade at about 5 to 10 MPH. No lights come on on dash. Fluid ok.Work normally every where else. Had a couple close calls.

do any year Duramax have 4 inch exhaust (muffler) from the factory?:???:

Anybody used or tried something like this on their tow vehicles? Several use a system like this on the bus conversion forums with good results. http://www.oreillyauto.com/site/c/detail/HAD0/100.oap?pt=N0646&ppt=C0095

has anyone done this? I got a 1993 k3500 xcab dually with the bw4401 with a gear vendors od. My k2500hd has a 241c. GV wants 850 exchange for the 241c adapter. I was thinking of swapping the GV and transfer case. NOW the problem is?? The k3500 torsion bar support crossmember has a rearward bow...

Anybody have the part number for the 14 bolt axle nut socket with the 6 lugs?:???: Don't like using a punch.

anyone using or used a Bed Rug Bed Liner? Considering getting one.

Got my Heath WMI today.:thumbsup: Looks decent, but a little pricey for what you get. Anyway, what size reservoir are you guys using and where are you locating it. I will be doing a cross country travel trailer towing next year hopefully. Probably a 6500 lb tow with it loaded. Otherwise, I...

would an axle ratio change from 3.42 to 4.11 effect the driving characteristics with an existing power chip (Heath GL4)? This is with a corrected speedo buffer box. BTW, I know shift speeds will be lower and etc.. I mean, are chips burned based on the old chip specs which were for the old axle...

I want to mount a passenger assist handle on passenger A pillar for wifie. Any tips or cautions? I picked up a couple of used OEM units at a car flea market.

Anybody installed the new mounts on a 1994 to 2000 regular cab?

Thanks for the tutorial on the IP and emails. I was able to take pump apart, replace shaft seals and sucessfully reassemble.A lot different than old 5.7 and 6.2 pumps Truck is running great now.:thumbsup:

What is your normal oil pressure: cold idle, hot cruise, hot idle. Oh, and oil weight/synthetic/ non synthetic. Thanks.

Anybody on here installed one? Considering adding one plus a gear vendors OD.

I purchased an SS Diesel FSD heat sink before finding this site. From the problems posted, I'm going to move it to behind the coolant bottle on a mounting bracket and after some thought, I'm going to install a small 12 volt muffin fan on top of heat sink. These fans are cheap and of right size...

Curious...how many have had to trim shroud for fan to clear? How many let fan make it's own clearance?

This may be old news, but Goodson Mfg. sells a kit to repair issues with cracks between the valves. I have used the kit on three different engines several years apart; 82,86 and 94. You remove those tiny freeze plugs on the intake side of head. There is a small drilled passage that allows water...

Finally got the engine back together and running after down 4 years....looong story; anyway, the fuel injection pump is dripping fuel off what appears to be the head of a small bolt on bottom about 1 inch to rear of mounting flange of pump. Looks to have, maybe a 8mm head. I'm familiar with the...

Done some searching on Alldata, but couldn't find answer. When you remove glove box liner(1994 K2500 6.5f), at 6 oclock, there is a white module, approx 1/2 inch thick, 4x4 inches with room for two plugs. One plug (about 8 to 10 pins) and an empty 4 pin socket. Any ideas? :thinking:What would...

Ok. I know I need to use pin c11. But there are two plugs at the computer/PCM that have a pin c11.:mad2: A pink plug and a blue plug. BTW both c11 wires are blue, one of them has a white stripe. So, which color plug at PCM? thanks