the heater blower switch only works on high how do u replace it and where is it located
GMC Q&AAsk Your Question
2004 GMC Canyon Question: replacing resistor
Answer #1pushrod August 27, 2012, 11:35Master
NEXT TO BLOWER MOTOR. YES REPLACE IT ALSO CHECK PLUG FOR SIGNS OF HEAT
FROM BAD CONNECTION NEW PLUG AVAIL. FROM NAPA.
Answer #2Greg's Orange Auto (15229 Answers) , Orange, CA - (714) 361-9386globalhelper August 27, 2012, 15:40Master
MOUNTED IN HEATER BOX BUT REPL WIRE HARENESS ALSO