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Search: Posts Made By: chuey_316
Showing results 1 to 34 of 34
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Forum: 2nd Generation S-series (1995-2005) Tech
02-18-2021, 12:52 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Sorry it's been so long with no update. I started...

Sorry it's been so long with no update. I started my new job and the hours were pretty crazy, then the weather got nasty, and now my GF's Envoy is down, and I'm getting ready to disassemble half of...
Forum: Lighting & Electrical
01-02-2021, 08:21 PM
Replies: 2
Views: 352
Posted By chuey_316

Thanks. I got it. There was a short on the...

Thanks. I got it. There was a short on the passenger side under the carpet.
Forum: Lighting & Electrical
01-02-2021, 10:04 AM
Replies: 2
Views: 352
Posted By chuey_316

How can I run a toggle switch for my turn signals

So my multifunction switch in my 2000 Jimmy took a crap today and I have no left turn signals. Since I'll be driving from the passenger seat anyhow(postal vehicle), and therefore can't reach the...
Forum: 2nd Generation S-series (1995-2005) Tech
12-22-2020, 12:31 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I don't believe my scanner will let me change the...

I don't believe my scanner will let me change the data rate, but I've changed the measurement settings to metic now though to keep from having to convert the MAF measurement.

The tabular data...
Forum: 2nd Generation S-series (1995-2005) Tech
12-22-2020, 12:14 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I'll definitely look into getting one of those....

I'll definitely look into getting one of those. Thanks.
Forum: 2nd Generation S-series (1995-2005) Tech
12-22-2020, 08:07 AM
Replies: 54
Views: 2,102
Posted By chuey_316

Haven't had any free time to do any testing just...

Haven't had any free time to do any testing just yet, but I was able to capture some data when it ran bad this morning. ...
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 07:55 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I've been setting my scanner up to record data...

I've been setting my scanner up to record data everytime I start the truck and take off. That way when it acts up again, I'll have the data.

One thing I noticed tonight was that my O2 on bank 1...
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 07:39 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Definitely in it for the haul to get this thing...

Definitely in it for the haul to get this thing fixed. I start a new job tomorrow, so I won't have allot of free time to test, but whenever I'm not working, I'll come back here with findings. The...
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 02:01 PM
Replies: 54
Views: 2,102
Posted By chuey_316

https://cimg6.ibsrv.net/gimg/blazerforum.com-vbull...

https://cimg6.ibsrv.net/gimg/blazerforum.com-vbulletin/2000x1504/20201220_144640_2896358ca3662add8400ee5b967bde79fbb833b2.jpg...
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 01:42 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Also the P0135 code came back. That sensor was ...

Also the P0135 code came back. That sensor was changed a few days ago.
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 01:35 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Just did a wot run up to the 1-2 shift. I'll have...

Just did a wot run up to the 1-2 shift. I'll have to go back and upload the graphs but here's some numbers.

Short trims were at 0% throughout the run.

The MAF started at 73g/s and went to...
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 12:40 PM
Replies: 54
Views: 2,102
Posted By chuey_316

That could be. I was thinking maybe that, or a...

That could be. I was thinking maybe that, or a poppet getting stuck, and freeing itself up when giving it full throttle. When it happens, it's always after starting, and during the initial take off....
Forum: 2nd Generation S-series (1995-2005) Tech
12-20-2020, 12:34 PM
Replies: 54
Views: 2,102
Posted By chuey_316

The IAT is reading 42F. According to the weather...

The IAT is reading 42F. According to the weather channel, and an app I use, it's 37F outside, and feels like 27. My scanner can graph, I just can't have more than 2 graphs open at a time during...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 08:11 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I went ahead and checked the air filter. It's...

I went ahead and checked the air filter. It's pretty clean. Looks like it was replaced fairly recently. I put the MAF I just cleaned on, and the numbers went slightly lower again, down to about...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 07:12 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I'll check the air filter and the MAF...

I'll check the air filter and the MAF power/ground tomorrow. My dmm doesn't have a hz setting. Would an oscilloscope suffice?
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 06:02 PM
Replies: 54
Views: 2,102
Posted By chuey_316

With my other maf the reading went up to 1.7...

With my other maf the reading went up to 1.7 lb/min at 1700, and .66 at idle on my 1st test.

While warming it up I found that there is a nut missing from one of the exhaust studs at the y pipe on...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 04:22 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Ugggghhh. FINALLY got it to run bad when pulling...

Ugggghhh. FINALLY got it to run bad when pulling out. Stopped and hooked up the scanner. Only ran bad for a few seconds after that, but my scanner didn't record the data.
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 04:05 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I'm going to change the fuel filter, and if I...

I'm going to change the fuel filter, and if I have time I'm going to give the MAF another cleaning. I'll check back.
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 04:04 PM
Replies: 54
Views: 2,102
Posted By chuey_316

The MAF and upstream O2's at idle, and 1700...

The MAF and upstream O2's at idle, and 1700 https://youtu.be/tQV0TqGhFvQ
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 04:00 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Here's the trims at idle, and at 2500...

Here's the trims at idle, and at 2500 https://youtu.be/y1m6OcFHi-M
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 03:57 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Have 2 new codes now. P0171 and P0174. I...

Have 2 new codes now. P0171 and P0174.

I took readings for the sensors you listed iat idle, and the the rpm's you specified. I took video so you can see them in real time. Was too hard hold the...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 02:34 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Don't know if it makes any difference, but I had...

Don't know if it makes any difference, but I had a mechanic friend hook it up to his scanner a couple days ago, and one of the O2 sensors kept reading back and forth between lean and rich. I think...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 02:17 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Replace the fuel filter. I'll replace that today....

Replace the fuel filter. I'll replace that today.

I think you already reported good fuel pressure and leak down. Yes. Pressure and leak down check out fine.

Make sure you don’t have any vacuum...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 01:37 PM
Replies: 54
Views: 2,102
Posted By chuey_316

So, just to make sure I get the right data. I...

So, just to make sure I get the right data. I need to:

Record the cold readings with the key on/engine off from the MAF, MAP, ECT, TPS, O2 sensors

Then record the same pids with the engine cold...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 01:27 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Didn't see your reply till just now. I'll get...

Didn't see your reply till just now. I'll get more data of the ECT, and TPS. I don't think my scanner will read the CMP. When it runs good, there's no noticeable difference between open or closed...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 01:15 PM
Replies: 54
Views: 2,102
Posted By chuey_316

1st 10 frames are 30mph, 2nd 10 frames are...

1st 10 frames are 30mph, 2nd 10 frames are accelerating to and driving at 40mph. https://youtu.be/In6l_MNQC_k
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 01:11 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Here it is at idle with the map and maf included....

Here it is at idle with the map and maf included. https://youtu.be/KVa_Lo9oqYY
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 01:05 PM
Replies: 54
Views: 2,102
Posted By chuey_316

I was told that the trims need to be close to the...

I was told that the trims need to be close to the same, but I found after that video was taken that that's not the case.

Haven't tried with the O2's unplugged. Sometimes it runs great, most times...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 12:17 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Fuel trims in the video were closed loop. So...

Fuel trims in the video were closed loop. So should I include them in the live data along with the maf readings when I take it for a drive?
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 12:01 PM
Replies: 54
Views: 2,102
Posted By chuey_316

Here's the live data from a few minutes ago, I'll...

Here's the live data from a few minutes ago, I'll also add that when I took it to the parts store this morning, there was no stutter or hesitation. The truck ran great. In fact, when I took off, I...
Forum: 2nd Generation S-series (1995-2005) Tech
12-19-2020, 11:45 AM
Replies: 54
Views: 2,102
Posted By chuey_316

Thanks. I just took a video of some live data,...

Thanks. I just took a video of some live data, and I'll upload it shortly.

The egr I put on was no good, so I cleaned the old one with carb cleaner and a brush, followed by a run through the...
Forum: 2nd Generation S-series (1995-2005) Tech
12-18-2020, 10:21 PM
Replies: 54
Views: 2,102
Posted By chuey_316

High fuel trims, and drivability problems

I recently picked up a 2000 Jimmy. Starts right up, and idles smooth and quiet. The problem is when I go to move/drive it, it'll fall flat on it's face. It'll spit and sputter really bad, sometimes...
Forum: Engine & Transmission
06-04-2016, 09:58 PM
Replies: 0
Views: 2,232
Posted By chuey_316

Plug wire arcing. Tried different wire, still there.

I replaced the engine in my 99 Blazer earlier this week, along with all new plugs. Started it up, and it ran great. Nice and quiet, and was very smooth. The next day, however it started getting a...
Forum: Engine & Transmission
05-14-2016, 07:24 PM
Replies: 0
Views: 439
Posted By chuey_316

trans interchange question

I have a chance to possibly pick up an 03 blazer with a bad tranny. The 99 that i have now with a block from my old 93 bavada has just started to get a lower end tick, and shavings in the pan.
...
Showing results 1 to 34 of 34


 
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