1992 GMC Sonoma "heater" Questions

instructions how to replace the heater core If it is necessary to remove the heater assembly, the cooling system must be drained before removing the heater core. When a heater core leaks, a new heater

i am not getting any heat from my heater when turned on just cold air Check operation of the heater core coolant control valve and associated remote control mechanism. Chech heater coolant hoses are ...

The heater still won't work after I changed the thermostat on my 99 gmc sonoma Get a female garden hose adapter from the local hardware store. Disconnect the heater hose from behind the fan pulley and

over heating and the heater dosent work looks like you have an airlock in the radiator.... start the truck when cold, and remove radiator cap. let the truck run without the cap and you're supposed to ...

luke warm heat coming out of heater. Take a look at the flap which regulates outside air into the heater box. Sometimes they are stuck open in the cool position. If it is not that make sure there is ...

heater core replacement and tricks? I need to re[place my heater core. Can I access the heater core cover w/o completely dismantling the Dash? I see there is an access panel in my glove box. and most ...

Heater doesnt work blows cold air, replaced thermostat and flushed heater hoses appears to have no flow through heater core, but lines arent plugged on a 1995 gmc sonoma. Why is the hot air not ...

98 gmc sonoma heat works of and on its like there is no pressure in the lines going to the heater core unless u give it gas replaced line going to heater core started working now its working hardlt at

99 gmc sonoma heater only blows cold air.The inside gage reads150 sometimes when times when I turn the truck off for a short time and return minites latter.The gage reads slightly higher ,but air is ...

... The anti freeze seems to be circulating. It sounds like the coolant is not circulating through the heater radiator. You may have a blocked heater hose but I suspect that the control wire/cable that ...