There are two Oxygen sensors on the Trailblazer. One on the upper exhaust manifold and one after the Catalytic conveter. They can be unscrewed however using a good loosening solvent and and some patience. Sometimes starting the engine to warm it up briefly after the solvent has had some time to work will help.
where is the O2 sensor on a 2002 chevy trailblazer
where is the temperture sensor located on a 2002 chevy trailblazer with a 4200 motor
The MAP sensor on a Trailblazer is the Manifold Air Positioning sensor. It is located on the top of the engine.
located coolant temp sensor
its on the tailshaft of the transmission
The 2003 Trailblazer speed sensor is mounted on the transmission. It is on the passenger side of the output end.
The sensor is located in the front of the vehicle. On my trailblazer it is just behind the grill on the drivers side. You can't miss it.
The cam sensor is located on the left side of the engine (as your looking at it) on the valve cover
There are two. One on the exhaust manifold and one just after the Cat. www.trailvoy.com Trailblazer enthusiasts website!
where is map sensor on 2004 trailblazer
location for 2003 chevy trailblazer coolant temperature sensor
Where is the location of the cooling fan sensor on a 2002 Chevy Trailblazer? Also what is the 800 number for Chevy?