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  1. J

    Very Odd Back Fire Problem

    Hey Guys, I have a 99 c1500 Sierra with 320,XXX miles on it now. Drove it hunting on turkey day and it ran fine, started it back up once we were done and it started running like crap. The whole truck shakes at idle and starts backfiring a lot when its under load. Seems to still have decent...
  2. J

    2WD 3.42 swap to 4WD 3.73

    ok so i have a 10 bolt open dif with 3.42 gears and 5 lug half axles I want a 10 bolt G80 locker with 3.73 gears. I know of rear end like i want but it has 6 lug half axles. Can i swap my 5 lug half axles into the rear end with the 6 lug axles? And do the splines on the axles match...
  3. J

    confuzzled on a tail light issue

    i got a 99 GMC ecsb 1500 with some blinker issues. When i turn on either left or right blinker, the front blinkers work and the back blinkers do NOT. They flash a little quicker than normal but not as rapid as when there is one burnt out, we compared it along side my dads 99 cclb dually. On...
  4. J

    point me in the right direction

    yanking my 454 vortec and looking for a engine lift plate to use on my cherry picker. if anyone has a link for one they know will work that would be awesome because i havent found one yet. or if you guys have any red neck ideas on how to get it out let me know. thanks
  5. J

    Is it blown???

    Hey guys, Got a 99 Silverado K3500 cclb dully. I was pulling a car trailer with a jeep on it in MO and at the top of the hill when it shifted it started ticking like a lifter tick (lifters replaced 6 months ago) and trying to get it up the next hill i started losing oil pressure and started...
  6. J

    Truck turns when braking

    So my 99 GMC C1500 turns left and then little right and then goes straight when I hit the brakes with some force, if I ease the brakes everything is normal. Rotors and bearings are little over a year old and everything else is factory with 293,000 on it (minus pads of course). The best question...
  7. J

    Broken heater core disconnect

    So on my 5.7L 350 I was leaking coolant from that heater hose quick disconnect on the intake manifold, specifically passenger front side of the intake behind the alternator. Got a socket and ratchet and that wh0re snapped off flush....... Now any helpful hints as to how to get that out with...
  8. J

    Wipers don't work

    Ok so we had alot of ice the other day and I moved my truck into the garage to thaw it out. No ice on it the next morning so I tried to run the wipers and they stopped half way up, wouldn't do anything so I took em off bc they were in front of my face, not a couple days later they don't run at...
  9. J

    New fuel pump=high idle

    So I dropped in a brand new sending unit and fuel pump, shortly after I noticed that going from park or neutral to drive or reverse it drops into gear hard enough to jolt the truck. I believe that it is from the higher idle now with the new pump, it's running just under 1000rpm at idle. Not sure...
  10. J

    Extreme fumes

    Ok so I got a normal 98 sierra, gm crate motor with only 56,000 miles. Got rid of the cats a while back and some where along the line the exhaust started to smell bad, now it's just raw fumes coming out of the tail pipes. No need to pass local emissions but I know it's getting way too much gas...
  11. J

    New parts! Should I color match?

    Got my new valence today and wana color match but would like to know your guy's thoughts. I'm putting street scene driving lights in it too.
  12. J

    High oil pressure

    On my 98 5.7 vortec, doesn't matter if its cold or optimal temp, I run 40 psi at idle and almost 70 psi at 1900 (60 mph). The motor has 50 thousand miles STP oil filter with 5w30 mobile one extended performance Got 1000 miles since last oil change I don't know if its a big problem or...
  13. J

    Possible DRL short

    So my DRLs quit working about a year ago, didn't blow a fuse or melt a wire. Then tonight they randomly turned on, weren't on this morning but work now. Seems like a possible short, wana figure it out before something stupid happens like I end up with a fire under my dash lol. My truck is a...
  14. J

    Bolt busted in the head

    Truck specs: 98 Chevrolet K3500 with a 7.4L 454 Ok so we have a simple straight forward exhuast leak at the manifold from a bolt snapping off. Pulled the manifold, studs and spark plugs. Went to the snapped of one, this is all my day's f*ck up btw, he didn't center the punch so when he...
  15. J

    99 Classic Sierra

    Vortec Lover convinced me to make a build thread so here we go! This is my pickup as it sits in my garage. My father bought this new off the local chevy dealer's lot when it was brand new and gave it to me when I started driving. The only stock pictures I have is when I got it stuck in a...
  16. J

    Color matching advice?

    So over the weekend I color matched my wiper arms and blades and they look good on the truck. Now I'm thinking about doing the mirrors too, what are your guy's thoughts about it with my color.
  17. J

    waiting to get a ticket maybe?

    So last night me and a buddie were working on our trucks: more lights, threw more subs into his, ect. Well I had my grill off and seen some blue led strips laying around and had another idea... Hot glued the strip on top of the lense so it would shine down into the light and wired the led...
  18. J

    Clearing Guage Needles

    Ok here are my 2 dumb questions of the day... When you "clear" a guage needle to make it light up a certain color, how exactly do you go about it? I know how to get to them and get them off but I dont know how to "clear" them. And what do you do to get your needles calibrated correctly again?
  19. J

    Chrome GMC Grill (cheap and easy)

    So I'm sure there is someone out there who doesn't like the look of the OEM GMC grill. If you're willing to buy a billet grill thats one thing, but i didn't wana spend that kind of money on a whole new grill. So then an idea was born and it had my dad shaking his head. I went to my local...
  20. J

    Harmonic balancer

    I just ordered a harmonic balancer today for my 98 5.7L and it'll be here tomorrow. In the mean time I'm looking for info on how to swap them out. I'm guessing that the easiest way to go about this is to take off the fan cowl and then take the fan off to get at it from the top. From that...
  21. J

    True dual exhaust 45ed in front of the rear tires

    Ok so here is my idea, only problem is I've never seen it done and need a little advice. I got true dual 2.5 pipe off of hooker headers ran through a cherry bomb vortec muffler. It comes out behind the tires now at 45 but I want to make em exit in front of the tires. The passenger side will...
  22. J

    odd motor noise

    My 5.7 Vortec always made a small amount of noise but it really started squealing bad last week. So i started looking and found that the idler pulley could be wiggled around when the bolt was tight. That was the first part i replaced...and it still squealled. Started looking again and...
  23. J

    Arm rest removal

    I'm looking at these really great seat covers but the only problem is they don't have arm rest holes. I was wondering if someone knew how to take out the arm rest so I could sew a hole in the seat cover for the arm rest to stick through. They are 98 bucket seats and I don't want to wreck...
  24. J

    4L60e trams with 283,xxx miles

    My dad bought this truck new off the lot so we know what has been done with it. It's been through a lot for a c1500, any where from 100 mile daily trips to work and hauling a 32 foot 5th wheel camper. When my dad gave it to me last September he was worried the trams wouldn't make it another...
  25. J

    I don't know how to change my profile pic

    This is really gona show just how green I am on this forum. So far I haven't been able to figure out how to add a picture to my profile picture. I'm sure its simple but its not dawning on me how to do it. I got this pic on photobucket already and I would like this one to be my profile pic.

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