If it's a V6 then it is in the right head by the back spark plug.
............V8..................................................... Front spark plug.
This is you standing in the front of engine.
location for 2003 chevy trailblazer coolant temperature sensor
195 to 210 degrees is normal.
I have an 05 silverado 1500 and the temp sensor is on the driver side head in front of the exhast manifold.
It is screewed into the intake manifold right beside the thermostat housing.
Its call the coolant temperature "sender".. sku # 3387-07042521 ... o'rielly has them and partsgeek.com..BWD - Coolant Temperature SenderPart Number: WT3025
on a 2002 Chevy silverado with a 4.6 liter v6 where is the coolant sensor for low coolant. I have a light on and check the overflow and their is coolant but don't know if their is another one or not.
The 1995 Chevy Silverado coolant sensor is located on the front of the engine. The coolant sensor will be a few inches above the thermostat housing.
Between #3 and #5 spark plug on the drivers side.
The 2005 Chevrolet Equinox coolant temperature sensor can be found on the front of the engine. The coolant temperature sensor will be approximately 2 inches above the thermostat housing.
It is located on the front edge of the drivers side head, right above the exhaust manifold.
Low coolant
Dexcool, Orange color.