Forum: LSX Truck Conversions

I am in the middle of my 5.3 swap in my 95 GMC sierra and the 4 wire plug is need on the 95 for the prndl indicator but the pcm also seems to need it...

I have 91silverado with 5.3/80e what ujoints to get?

has anyone done these swaps? I dont know what to do with the engine harness. Will it bolt up to my 5 speed tranny? Thanks!

Ok Im getting power and ground to the coils but no spark at the plug. Does anyone have the wiring schematic for the crank sensor plug on a 2001 5.3?...

I got a 05 5.3 Im installing a temp sensor on the passenger side head, im using the s and p adapter Should I use antiseize or teflon paste on the...

This is my 5.3 I picked up after my old 350 developed a main knock.

I had the old 4.3 V6 tbi engine before I installed the 5.3 LS. The throttle cable is too short. Which one would you guys recommend using? Off which...

Hello guys, I'm new here and my first time posting to a thread. Hopefully I'm welcome even though i drive a camaro. Anyway I'm going to pick up a...

Hey guys. I have a 1994 c1500 that had the old 4.3 V6 and have already dropped in the 5.3 in it. I am in the process of bolting on the accessories...

03 silverado ss 6.0 awd in 88 obs rcsb my friend was kind enough to give me his truck after u drunk driver ram it from behind. i took off...

Finishing up loose ends on my swap, i can't get the shift indicator light in the cluster ... stock pcm has been removed but The harness is still...

Hey guys, long time lurker here and I think this is my first post lol. I've been hip deep in my swap for quite a while. I do want to say thanks to...

Just curious what you guys used to install the 5.3 airbox. I am unsure whether to use the old battery tray or make a bracket to fasten it too. Any...

I bought a harness and programmed PCM, got it in the truck and running.. It is in a 1998 2 wheel drive tahoe, when i did the install I unpinned all...

I'm swapping a 2003 lq4 into my 89 k1500 with a nv3500. I'm getting ready to drop my engine in and I just realized that I don't have any pressure...

Are these cables ajustable? I read that it should hook right up to my 5.3 thottle body but its a short, it snaps right in the bracket but wont reach...

I am in the middle of a 5.3 swap and am using my 95 trans the bellhousing cover doesnt fit anymore so I am assuming that I am supposed to trim it to...

Hey guys, I'm swapping a 2003 lq4 out of an Express 3500, into my 89 k1500. I have a question about my mass air flow sensor. The MAF from the...

I picked this blazer up back in 2011 for $700, it was very dirty and had an extreme lack of maintenance, but the body was relatively straight and the...