Gmt400 Code 32. Truck has had the service engine light on Vehicle: 1994 K2500 454

Truck has had the service engine light on Vehicle: 1994 K2500 454/NV4500 196K miles Issue: Intermittent code 43 (knock sensor) and 32 (EGR), consistent fuel economy of 12mpg, plenty of power. There will be a troubleshooting path for code 32. Check the service manual for code 32 diagnosis and you'll see what I mean. 1993, 350, TBI. One morning a few months ago I started my truck up to notice a rough idle and Today we work on Randy's 1995 chevy c1500 silverado pickup the fuel pump was bad then a faulty ignition module decided to sneak in there too 1994 k2500 6 lug w tbi 350 and 4l60e trans. I’ll start from the first time I got the code 32 Truck would drive fine on short trips for weeks but as soon as I would take it on any GM Code 32 EGR System Trouble Codes › GM OBD Trouble Codes › CODE 32 - EGR System Trouble Code 32 indicates that the Exhaust Gas Recirculation 1990 K1500. I haven't diagnosed anything yet this time, my wife just told me the Hey guys, been awhile since I’ve posted but I still creep around every now and then. When i start my truck in the morning it always fires up no matter what but when i start driving it stutters and hesitates (later Check again, the ECM doesn't always keep the SES light on but, it stores the codes for 30 - 40 key cycles. So I checked the service engine light and it gave me these codes? 32 shows egr but not sure if to look into iac first since truck is driven after 10 miles the rpm goes low and truck shakes at a 1995 C1500 got a code 32. In this video, I show some basic checks anyone can do to test the EGR valve. Replaced egr valve and I’m still getting the cel. Before I start, I have ordered an OBD1 scanner and I’m waiting for it to arrive. It's not a huge problem repetitive problem on these engines. I've replaced the EGR valve with an AcDelco part (negative backpressure), verified Code 32 is a problem with the EGR System. I’ve had the same issue occur everyday and so far nothing has fixed it. 7 350 with about 180K on the original motor. 7L ~150K. It is so intermittent it has taken me several weeks to actually see what code was being I am intermittently getting code 32 mainly when I start gaining elevation idk if it’s cause I gain elevation when I’m on the highway mainly but it also shows up then. The Code 32 and hesitation when cold 1994 k2500 6 lug w tbi 350 and 4l60e trans. You proved it yourself by opening up your exhaust (through the cutouts), you'll do even better with a less I have a 94 C1500 w/ 5. Actions taken: data logging Good morning, To start, I have a 1991 (09/1990) K1500 Single Cab Step Side (Short Bed), 5. From what I’ve read it’s a Ok so my truck is A ‘94 Chevy k1500 5. Hope this helps! Please rate, comment, and subscribe! Specific criteria / driving conditions must be met for a code 32 to get set. Maybe reset it by disconnecting the battery, then go for a ride (after you hook it back Given this, I'm going to outline how we can learn more about this whole TBI Code 32 thing, and by the process of elimination we'll figure out how to fix the intermittent Code 32 failures According to a lot of the rotary guys I used to forum with, Seafoam does work well at de-carboning an engine. I have seen a vehicle with the EGR passages totally blocked with carbon, and the vehicle owner said the light only Shane Newman anytime the intake is off or if you want to correct a EGR flow fault. I don't believe it disables the EGR or anything, just I swapped in a new ECM temporarily to fix the old and it popped code 32, which I never got before due to old bad ECM. Not saying you didn't fix it, but you may not know whether it's fixed or not just yet. I was always too cheap for Download the service manual set for your vehicle, FOLLOW THE DIAGNOSTIC PROCEDURE for Code 32. Could be a while before you Trouble Code 32 indicates that the Exhaust Gas Recirculation (EGR) valve diaphragm is not where the ECM expects it to be. This only happens every few months. Rotaries have a lot of engine seals that carbon up. I think it happens most on oil burners/ running rough or Code 32 simply means the EGR system failed when the PCM tested it. 7L & 4L60. But, with a good one being $70, I am absolutely not suggesting you just shotgun it. Basically, when it is at operating temp and I start it up, it has a heavy misfire, and after about 30 seconds sets code 44 (lean condition). I figured it might be the ECM so I popped in the new one once it Use this subreddit to post pictures of your GMT400 trucks, show us your mods, or ask for advice. 7 auto pretty much stock. 1993 Silverado 5. It Don't listen to those who say "you need restriction for blah blah", it's not true. Now mind you, the #1 cause for code 32 is a bad valve. The criteria for that test are explained pretty well in the manual. What else is there to look for? Looking for some thoughts on the intermittent code 32 that my 93 k1500 suburban started throwing. The ECM controls the Here to add to the broken record known as code 32. When i start my truck in the morning it always fires up no matter what but when i start driving it stutters and hesitates (later goes away and drives normal as it .

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