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  1. Classifieds
    I have the following parts for sale: Original Passenger and Driver Power Heated Side View Mirrors that were removed to install upgraded units and have been in storage, excellent condition, OEM slightly used, Part #15178913, 15789783 - $50 ea./$90 for both GENUINE GM LEFT HAND MIRROR...
    $90 USD
  2. General
    Hey guys this is my first post so please bear with me. I have a 2003 envoy SLT 4x4 and randomly it will start idling high at around 1,000 RMPS. Before when this happened it gave a code (dont remember what the code was) and the guy that scanned the code at advance auto parts said it was the...
  3. OEM Issues
    I recently expietenced a cooling system failure on my way back to work on lunch break. My engine temp spiked and my engine alarms started going off. Luckily I was really close to my work. I was able to get it to the parking lot, opened up the hood and coolant was spraying/leaking everywhere. It...
  4. OEM Issues
    Hi All, I am new to the forum and I am making my very first post! I have a 2008 GMC Envoy with the 4.2L I6 engine. I recently began noticing my temperature gauge intemittently not working. Some days it would display the correct temperature and then some days nothing. Then last week I got a check...
  5. OEM Issues
    My 03 has about 90 thousand miles on it. The other day I was driving and the check engine light came on. I hooked up my scanner to it and it was giving the code for the thermostat. I changed the thermostat in it and now it went from running too cold to running way over 210 but not in the red...
  6. OEM Issues
    Im going to replace the thermostat (code p0128) and I had a few questions about the parts. The stant thermostat #14659 says 187º on the website and Amazon says 190º. Are these operating temperatures or the temp at which it opens up? I know the truck's correct operating temp is 210º. Would you...
  7. The 02-09 "How-To" and DIY Section
    My trtuck over heats after about 30 miles of driving. The anti freeze squirts out of somewhere, where is it. I already put on two new water pumps. I steamed clean the engine and under it, dried it off and let it sit for 30 min and no leaks. I was thinking should i replace the thermostat. ONe...
  8. General
    For a while I was getting really bad mpg, and I found out that I had a very, very leaky fuel pressure regulator. I got that replaced again in January because since last July (or around that time) I was still getting really bad mileage. When I first bought the vehicle and up until I got bad...
  9. General
    My apologies if this wasn't the right place to post this, or if something incredibly close to this was posted before, but I figured i'd ask you guys a few questions! So, took my car into the shop this morning to get a coolant flush done. I was dreading it because I know it would be cheaper to...
  10. General
    I changed my thermostat last week and the replacement went well. Anyways the truck started up fine and then died after about 30 seconds and then wouldnt start back up for about a half an hour. Well it finally started and has been running really well with the exceptions of getting worse gas...
  11. Engine Tunes/Mods
    Dear All, I am having chevy trailblazer'03, for the last few days I am having engine over heating problems while running with AC in the day timing. And even in night the temp needle goes a bit on right. Since I am living in Arab, so obviously the day is quiet hot, but I remember my engine used...
  12. OEM Issues
    Coming home from Carlisle my temp gauge was much lower then normal. It happened 2 more times throughout last week. No SES. Got bored and went looking for one trip faults. The freeze frame was similar to this, long run time barely 180. Not a bad job. Didn't mess with extensions through...
  13. OEM Issues
    I have been trying to track down a problem with my AC for some time now. Yesterday I put in a new fan clutch and engine thermostat. Im a dummy and I didnt switch out the Engine coolant sensor at that same time. Now I think that sensor may be part of my problem. After replacing those parts I...
  14. Engine Tunes/Mods
    First this is my first post, please forgive me if I use laymen terms whereas I am not a mechanic. I got a DOCII P0128 Error 2 weeks ago, it cleared and re-popped about a week later. For a 2004 Trailblazer 4.2 this code points to temperature problems related to the thermostat or ECT (Engine...
  15. OEM Issues
    I have just replaced the thermostat and the sensor right near it because if the trouble code that directed me to why the engine was idling rough, surging and temp gauge fluctuated. After two hours of the battery being disconnected and work completed, the engine was started. naturally it was...
  16. Engine Tunes/Mods
    I have a 2002 Trailblazer that I'm just starting to mod. I am looking at getting a performance chip, but I've read some things saying that the PCM will eventually reprogram itself. Is this the case for a 2002 TB? Or is that only for newer models? Additionally, what stage/brand of chip should I...
  17. The 02-09 "How-To" and DIY Section
    [Note: If the pics don't show up IN this post, you can find them in the gallery: http://gallery.trailvoy.com/member.php?uid=19&protype=1; ] Finally got the job done. Time to do the job.... 4.5 hrs. Why so long? I looked around and was trying to figure out how some on here claim they didnt have...
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