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Search took 0.00 seconds. Search: Posts Made By: KaptainK
Forum: General Discussion Forum 12-02-2020, 01:24 PM
Replies: 29
Views: 2,420
Posted By KaptainK
Just an update. She has been running just fine...

Just an update. She has been running just fine for about a week now. It’s a miracle. I’m hoping it was just bad gas. I’ve never had anything like this happen before, if that’s the case. Fingers...
Forum: General Discussion Forum 11-21-2020, 06:15 AM
Replies: 29
Views: 2,420
Posted By KaptainK
Well, my 02 sensors have 4 wires. My IAT has 2. ...

Well, my 02 sensors have 4 wires. My IAT has 2. The ground wire shows 12v potential. The MAP power wire shows 12v. Maybe the IAT doesn’t need a 5v reference...that’s just what the Internet...
Forum: General Discussion Forum 11-20-2020, 03:50 PM
Replies: 29
Views: 2,420
Posted By KaptainK
Thanks! That’s exactly where I am headed. I found...

Thanks! That’s exactly where I am headed. I found a diagram which shows IAT sensor voltage on pin number 22, on the red PCM connector. I will get there, this is a bit deeper than I’m used to going....
Forum: General Discussion Forum 11-20-2020, 02:03 PM
Replies: 29
Views: 2,420
Posted By KaptainK
It ran fine for about a month when I first bought...

It ran fine for about a month when I first bought it. It actually started acting up the same day I filled the tank up, after running it down to fumes. I kept thinking, fuel pump, dirty in tank...
Forum: General Discussion Forum 11-20-2020, 12:26 PM
Replies: 29
Views: 2,420
Posted By KaptainK
Yesterday discovered I’m only getting 1.6v...

Yesterday discovered I’m only getting 1.6v reference on the IAT power wire. Should be around 5v. Might be why I’m getting high air temp reading when cold. At any rate, it’s been running fine for...
Forum: General Discussion Forum 11-19-2020, 12:40 PM
Replies: 29
Views: 2,420
Posted By KaptainK
Thank you, I appreciate the help. As luck would...

Thank you, I appreciate the help. As luck would have it, despite my careful approach, I rounded off the corners on the sensor while trying to replace it. I had already cut the wires so it’s dead now....
Forum: General Discussion Forum 11-18-2020, 03:37 PM
Replies: 29
Views: 2,420
Posted By KaptainK
I’m not trying to be snarky either, lol. I am...

I’m not trying to be snarky either, lol. I am trying to check the O2 sensor! That’s why I bought the scan tool and I’m posting voltage results along with fuel trim. Trying to get a basic...
Forum: General Discussion Forum 11-18-2020, 01:49 PM
Replies: 29
Views: 2,420
Posted By KaptainK
There does seem to be an issue with the bank 2/1...

There does seem to be an issue with the bank 2/1 sensor. My first scan showed voltage staying between.5-.8V, with corresponding -30 stft. Last night, I got the opposite result. O2 voltage seemed to...
Forum: General Discussion Forum 11-17-2020, 06:31 PM
Replies: 29
Views: 2,420
Posted By KaptainK
I replaced the cap and ignition control module....

I replaced the cap and ignition control module. Didn’t help.
Purchased a Veepeak OBD module and am running some live data with OBD Fusion.
I also have a 2000 GMC with the same 5.7 engine to...
Forum: General Discussion Forum 11-09-2020, 09:15 PM
Replies: 29
Views: 2,420
Posted By KaptainK
1998 RT C200V fuel pump replacement?

I believe I've got a bad fuel pump. The truck will always start and sometimes run beautifully, and other times it acts like it's running out of gas when I hit the throttle. Big bog, cutting out,...
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