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1-6 of 6 Results
  1. 02-09 Vortec 4.2L I-6 Engine and Drivetrain
    Hello there i need some help in bypassing the AC compressor with the serpentine belt. Why? Well that's because the bearing for the pulley in the compressor has kicked the bucket and i do not have the time to replace it just yet because 2 jobs with one of them being a delivery driver so the...
  2. 02-09 Vortec 4.2L I-6 Engine and Drivetrain
    I've changed the idler pulley, tensioner and belt. The belt wants to walk toward the engine when the A/C compressor is turned on, it causes the belt to walk up to the edge of the pulley and eventually shred off the last groove in the belt. Any suggestions
  3. Midwest
    A few weeks ago I started the search for a used vehicle and I had my heart set on a Trailblazer or Envoy. I found a 2003 Trailblazer that seemed to drive good with low miles, me being a woman knows some things to look for, however I think I fell for a story. The serpentine belt had been chewed...
  4. 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...
  5. OEM Issues
    I purchased my 2003 GMC Envoy about 2 weeks ago and have already put a new alternator, two new serp. belts, a new idler pulley and a new belt tensioner.. with that being said.. The first week I shredded my old belt after hearing it squeal for about 3 days (which is why I bought a new one). We...
  6. OEM Issues
    Tracked down a squeak while the engine was running to the area of the Serpentine Belt Tensioner/Pulley using a mechanic's stethoscope. Got the part Dayco 89269 tensioner and the Dayco 89052 pulley that Advance said was correct. No issue with the tensioner but the pulley was wrong, in the...
1-6 of 6 Results