Recent content by Unssafe

U
Getting a rebuild for my 97 z71. $2500.

Hey now, A while ago the radiator burst and mixed the trans fluid and radiator fluid. I flushed it a couple of times and got a couple of extra years but now no 4th and no 3rd gear. The best quote I got so far is $2500. That includes new tc, sun shell, clutches etc. And new harness if needed...
- Unssafe
- Thread
- Jan 4, 2021
- Replies: 3
- Forum: Transmissions
U
97 silverado L31 cylinder 3 issues p0303

hey now, i dropped off my truck and let them know the problem was intermittent and the service adviser was saying no problem. well, they got to it a day later and said they wanted to start doing major surgery at $150. or so an hour. this was at a local chevy dealership and they didn't care to...
- Unssafe
- Post #38
- Oct 22, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

I just got off the phone the local dealership and they said it was a $130 diagnostic fee. So that is what I'm going to do. Wish me luck[emoji846] I will report back the results. Thanks Sent from my SM-N975U using Tapatalk
- Unssafe
- Post #28
- Sep 28, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

hello, i did a compression test on cylinders 1 and 3 and they both between 190 and 195, i remember i did a compression check about 9 months ago and they were all in that range then. i dont hear any noises from the valve train so i dont think it is that. also it was intermittent and got steadily...
- Unssafe
- Post #22
- Sep 27, 2020
- Forum: Engine Performance + Maintenance
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97 silverado L31 cylinder 3 issues p0303

I don't recall ever getting a p0171 or p0174. Sent from my SM-N975U using Tapatalk
- Unssafe
- Post #14
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

The truck does use alot of oil, I don't think the coolant and oil have mixed. I will check tomorrow. Sent from my SM-N975U using Tapatalk
- Unssafe
- Post #13
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

i will do a compression test tommorow , thanks for the info on the head gasket.
- Unssafe
- Post #10
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

thanks i downloaded tapatalk
- Unssafe
- Post #9
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

Here are the relevant pictures Sent from my SM-N975U using Tapatalk
- Unssafe
- Post #8
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

i have a compression tester and can check it against the number 1 cylinder tomorrow, thanks
- Unssafe
- Post #5
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

it runs fine for the first 30 seconds. what is a relatively cheap scanner that will do what needs to done to diagnose this problem? thanks
- Unssafe
- Post #4
- Sep 24, 2020
- Forum: Engine Performance + Maintenance
U
97 silverado L31 cylinder 3 issues p0303

hello i have a 97 Z71 with the L31 that has 260000 miles on it. it is giving the p0303 code, it has been doing it for a year or so and getting steadily worse. i put the mfi octopus fuel injecter in around 6 months ago and put a new ac delco distributer in around the same time and the 303 code...
- Unssafe
- Thread
- Sep 24, 2020
- Replies: 38
- Forum: Engine Performance + Maintenance