can some one help me locate thermostat

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BLACK ZR5

10-26-2007, 04:32 PM

i have a 2003 GMC sonoma ZR5 4x4 4.3l i need to replace the thermostat can some one tell me where it located?

y2kblazer

10-26-2007, 06:15 PM

follow the top radiator hose to the engine. it's in the housing at the base of the hose- with 2 bolts in it