Forum: Diagnostics & Troubleshooting

hey guys i have a 2005 chevy 1500 ss all wheel drive i have a bad vibraton at 90 plus when you throttle hard you can feel it in foot pedal and...

have an 03 avalanche just installed dual fans from 05 avalanche,installed wireing harnest from nelson perfomance, works great , could any one tell me...

Hi all, My truck specs are: 98 K2500, 03 LM7, rebuilt 4l80e from some 6L truck (do not know the year). I finished the swap last spring and...

Put a new 60e a circle d in a buddies 4x4 1999 silverado last night. Go to start the truck and there is no speedo so obviously the trans won't shift....

Anybody had a walbro go out after 2 months? Well I think mine is going out. After its started and driving about 5 minutes the pump will start to...

Well friends, my truck threw both lean codes for each bank. I've cleaned the MAF, checked for vacuum leaks and so far my hands have come up dry. I'm...

I somehow keep getting water in my pcm harness on the blue side. It keeps causing my fans to kick on even when truck is not running and drains my...

Anyone have a part number for the style of water pump that uses the 2 piece T-STAT? It's not the truck one that uses the single tstat already made in...

ok so i just finished my 6.0 swap in my 01 1500 4x4.. the air worked great before the swap with never a problem... i left everything conneceted to...

Ok hopefully I don't confuse to many ppl here. Month ago I picked up a lexus ls400 with 5.3 swapped turbo. I got around to do a little work to it and...

attempted tonight to dyno my truck just to get a baseline before mods. nothin special yet 2005 denali crewcab converted over to 4wd instead of...

I had something odd happen today. I was sitting in a drive thru in park with the truck running. As soon as I put it in drive to leave the rpm's jump...

Ok come out of the doctors office today go to fire the truck, it cranks over fires and stalls immediately did this a few times. Called home to get...

I Hey folks After searching around for the last couple nights I've come to the conclusion that it was time to get your guys opinion. I have an 04...

Finally had a PCM commit suicide during reflash:( I've heard of it happening but today is my first. Just how common is it? Battery is brand new and...

Looking to replace my upstream O2 sensors in my 01 2500hd 6.0l. Just looking on suggestions for what brand to use? Acdelco/Bosch/Ngk etc. I know some...

About a truck that's on....u turn the key (ignition off) and the truck stays on but when u open the door truck turns off lol I'm having this...

As I posted before my trans is slipping, So today I head to the store,pull up to the stop sign, start to pull away and it starts sputtering, let off...

I replacing my rack and pinion this week and wanted to know what kind/brand of fluid y'all recommend. I've heard Lucas makes a good power steering...