[quote:9e4031982a="61steve"]Heater problem
1999 Chevy Silverado V8 Four Wheel Drive Automatic 140000 miles
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i have little or no heat. its not the thermostat.[/quote:9e4031982a]
check heater hoses they should be hot both
if not isolate the heater core and flush it
if they hot check the blend door operation
Jan 19, 2008 at 2:18 PM