AC unit on and at random

Asked by Jul 11, 2016 at 11:15 AM about the 2005 Chevrolet TrailBlazer EXT LS 4WD SUV

Question type: Maintenance & Repair

My AC unit on a 2005 TrailBlazer works when it
wants to it may work today it may not any
suggestions please thank you

2 Answers

20,975

low refrigerant can cause the compressor to cycle on/off. You can gamble on one of those cans of AC-Pro to add more refrigerant or take it to an AC shop and let them diagnose the problem and top off the refrigerant.

17,600

Also have the orfice tube filter or being a 05 may have expansion valve replaced may be getting clogged.

Your Answer

Add photo

Related Questions

  • 06 trailblazer random low battery 2 answers

    06 trailblazer starts fine most all the time but once in a while go in store and battery very low barely start and a couple of time had to jump it

    2006 Chevrolet TrailBlazer EXT LT SUV 4WD

    -

    Maintenance & Repair

  • 2002Chevy Trailblazer cranks but won't start. 2 answers

    I can't afford to keep guesing. Car code reader told me a misfire on 3 and something to do with P014 . Replaced spark plugs won't turn on even being jumped. Battery was bought few months ago could...

    2002 Chevrolet TrailBlazer EXT LT

    -

    Maintenance & Repair

  • i have a 1998 s10 run fine then starts random misfiring any help i have changed plugs wires fuel filter 1coil still random mis fire 2 answers

    random mis fire

    1998 Chevrolet S-10 2 Dr LS Extended Cab SB

    -

    Maintenance & Repair

  • random misfire 4 answers

    I have a 2000 s10 4.3 that has a bad miss and i changed the plugs and distributor and distributor cap and rotary button and it syill is missing so i ran a diagnostic test and it said random misfi...

    2000 Chevrolet S-10 2 Dr LS Xtreme Standard Cab SB

    -

    Maintenance & Repair

  • Random miss 1 answer

    I got a 03 Chevy silverado with 4.3 has a miss at idle when you drive won't do 10mph when stomp to floor gets loud and still doesn't gain speed gets worse only pulls up random misfire changed cap ...

    Chevrolet Silverado 1500

    -

    Maintenance & Repair

Search Chevrolet TrailBlazer EXT Questions

Chevrolet TrailBlazer EXT Experts

#1 jimjimjim
jimjimjim
Reputation 400
#2 chevyp2p
chevyp2p
Reputation 90
#3 Jack Adams
Jack Adams
Reputation 80
View All

Related Models For Sale

Used Chevrolet TrailBlazer
112 Great Deals out of 5,296 listings starting at $1,700
Used Chevrolet Tahoe
809 Great Deals out of 28,674 listings starting at $1,500
Used Ford Explorer
1,006 Great Deals out of 73,800 listings starting at $750
Used GMC Envoy XL
30 Great Deals out of 859 listings starting at $1,200
Used Dodge Durango
331 Great Deals out of 24,233 listings starting at $1,500
Used GMC Envoy
58 Great Deals out of 2,367 listings starting at $1,800
Used Chevrolet Suburban
497 Great Deals out of 18,928 listings starting at $1,400
Used Jeep Grand Cherokee
890 Great Deals out of 69,215 listings starting at $1,300
Used GMC Yukon
551 Great Deals out of 17,369 listings starting at $1,995
Used Ford Expedition
449 Great Deals out of 24,893 listings starting at $1,999
Used Chevrolet Silverado 1500
2,307 Great Deals out of 156,238 listings starting at $1,395
Used Chevrolet Equinox
1,333 Great Deals out of 67,310 listings starting at $1,600
Used Mercury Mountaineer
32 Great Deals out of 1,470 listings starting at $1,000