Chevrolet Suburban 1500 Heater Valve Diagram Ccgifford said: hello, i have been looking for several days for a diagram of the heater hose path on my 1999 suburban with aux heat and ac. i have the shop manuals nothing, looked on this forum and others nothing specific. here is the issue; in the engine compartment the heater hoses go to a 4 way diverter valve and 2 tees that are 3 way. Come along with me as i diagnose and repair a coolant leak in my 1998 c1500 suburban. includes replacement of the heater bypass valve with part numbers and q.
Chevrolet Suburban 1500 Heater Valve Diagram Heater control valves control the flow of coolant through the heater core. the most common signs of a faulty heater control valve include inoperative heaters and coolant leaks. the location of the heater control valve varies from vehicle to vehicle, but it can typically be found with the heater core’s inlet hose. 3. Step 10: install the new heater control valve. install the new valve in the same position and orientation as the old valve. step 11: reassemble the dashboard and glove box. reinstall the dashboard, glove box, and any other components that were removed. refer to the photos you took earlier if necessary. Remove the four 7mm bolts from beneath the glove box. remove the trim. remove the two 7 32 bolts from the door actuator. disconnect the wiring harness. step 2 :installing the air temperature door actuator. 2:31. make sure the key is off. insert the actuator into place. tighten the two 7 32 bolts to the actuator. There is a u shaped rubber bypass hose just for doing this. the proper way to bypass it is in the engine compartment but i did it under the truck while on the side of the road with pieces i hacked off the lines. i do have the bypass hose but my roadside fix is solid. gates makes this hose and its under $10 @ rock auto i believe.
Chevrolet Suburban 1500 Heater Valve Diagram Remove the four 7mm bolts from beneath the glove box. remove the trim. remove the two 7 32 bolts from the door actuator. disconnect the wiring harness. step 2 :installing the air temperature door actuator. 2:31. make sure the key is off. insert the actuator into place. tighten the two 7 32 bolts to the actuator. There is a u shaped rubber bypass hose just for doing this. the proper way to bypass it is in the engine compartment but i did it under the truck while on the side of the road with pieces i hacked off the lines. i do have the bypass hose but my roadside fix is solid. gates makes this hose and its under $10 @ rock auto i believe. Four seasons heater control valve 74781. customize. $3149. part # 74781. sku # 223857. checkif this fits your chevrolet suburban 1500. select store for pickup availability. standarddelivery by nov. 01. add to cart. Rcoveyaz. member. 1999 gmc suburban. 86,000 miles. i have to replace a heating sytem valve on my suburban. in order to still be able to drive the truck, we by passed the valve and hooked the lines together so they would still allow coolant to flow through the cooling system. we did this with some plastic t's and such that we already had at home.
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