2004 Chevy Suburban blower motor switch only works on #5 hi

2004 CHEVROLET SUBURBAN
53,901 MILES • V8 • 4WD • AUTOMATIC
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PASTORSCOTT
  • MEMBER
  • 2 POSTS
need to repair the blower motor switch or find out why the switch now only works on high setting #5 and nothing happends on 1,2,3,4,

thanks
Jul 28, 2008 at 9:53 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Inspect and test the HVAC control module and blower motor resistor. see below


https://images.2carpros.com/forum/automotive_pictures/12900_blower_6.jpg

Jul 28, 2008 at 10:21 PM
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PASTORSCOTT
  • MEMBER
  • 2 POSTS
Is this part easy to change


thanks So much
Jul 29, 2008 at 1:25 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Nothing is easy when dealing with the dash-HVAC control module assy is below the instrument panel -see below for both


https://images.2carpros.com/forum/automotive_pictures/12900_hvac1_1.jpg


https://images.2carpros.com/forum/automotive_pictures/12900_hvac2_1.jpg

Jul 29, 2008 at 9:03 AM
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