1998 Chevrolet Truck Heater

1998 CHEVROLET TRUCK
250,000 MILES • 5.0L • V8 • 2WD • AUTOMATIC
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ANDREWDYER
  • MEMBER
  • 1 POST
Heater blows cold air even when truck is at normal operating temperature what is my options as to getting heat again
Nov 22, 2015 at 11:51 AM
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ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
causes for no heat

low coolant
stuck open thermostat
clogged heater core
blend door not moving
blown head gasket allowing air to enter the heater core

Roy
Nov 29, 2015 at 8:26 AM