Wednesday, July 4th, 2007 AT 8:12 AM
I have a 2005 Chevy Silverado 1500 with a 5.3 V8 and Auto trans with 77000 miles. My A/C only works with the fan on the highest speed 5. On the other speeds 1-4 it will not blow. What could cause my A/C to work only on one speed.