2003 Trailblazer Cooling Fan Speed Sensor Location

Gm has issued a service bulletin to address a p0526 cooling fan speed sensor circuit trouble code on the following vehicles.

2003 trailblazer cooling fan speed sensor location. Replace your faulty engine cooling component with this highly efficient. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Check that wiring has continuity the wire to sensor must have 5v. Shut the truck off while i was sitting there and then started it back up and when i did that the temperature came down a few degrees and as long as i left the.

Chevy trailblazer ext 5 3l 2003 coolant temperature sensor by delphi. I was sitting idle the other day and noticed the temperature gauge was over 210 degrees and the a c was blowing hot air and the service engine light came on. I have a 2003 trailblazer ls. 2002 05 chevy trailblazers trailblazer exts gmc envoys envoy xls.

P0526 cooling fan speed sensor circuit fix code p0526 cooling fan speed sensor circuit. 2003 chevrolet trailblazer 4 2 problem code p1481 change the fan cluth service engine light stay on can you tell me chevrolet 2002 trailblazer question. Cooling fan speed sensor circuit. How to troubleshoot an electronic clutch fan circuit on an olds bravada or chevy blazer with a 4 2l engine.

It is considered generic because it applies to all makes and models of vehicles 1996 newer although specific repair steps may vary depending on the model. Currently have p0480 code on my 2005 chevy trailblazer. Replaced fan clutch and speed sensor wiring. The cooling fan speed sensor is built in inside the fan clutch.

Here an interesting website on trailblazer fan system. The speed of the fan does not agree with the commanded speed you may have another bad fan clutch. Checked visible wires for chaffing. This diagnostic trouble code dtc is a generic obd ii powertrain code.

But that code has nothing to do with temp sensor. Replaced water temperature read more. This clutch fan has 5 wires. 2 output control.

If the code returns they have successfully diagnosed a larger issue with the fan speed sensor circuit and should move on to other repairs. If you have a code p1481 or similar pointing at the cooling fan speed sensor often you have to fix or replace the wiring rather that the sensor. A cheap cooling sensor might not.