If you are unable to get the back glass of a 2002 Trailblazer open, you can remove the glass or take the window panel off of the hinges.
it is on the back of the distibutor
It is on the driver side head, back by the last spark plug #5 cylinder.
This sounds very similar to another questions. See "If the back glass will not open on your 1997 S-10 Blazer and you can hear the motor but it will not pop open how do you fix it?"
id like to know same problem
If your 03 Trailblazer produces heat at the back, the problem could be attributed to a faulty blower motor resistor block.
Inside the distributer cap on the back side of it.
I believe i used only a 15 mm wrench when I did one a few years back.
Don't know if this will help, but I had the same trouble with my 2002 and my mechanic had to take apart inside panel on back tailgate and there was a switch in their that had broken. The part was just as expensive as the labor and it was quite a task.
It is on the right head beside the back spark plug.
First you loosen lug nuts, then jack up your blazer then pull off your tires then the rotor should slip right off, but be sure your e-brake is not on or brakes engaged in anyway.
It is pretty complicated (for such an easy task) Buy a 2002 Chevy trail blazer haynes manual. It has the Bravada info in it. in all honesty, I would take it to a shop. I could only get to 5 of the 6 On top of the engine there are six coils lined up from front to back use a 10mm socket to loosen the bolts and below each coil is a spark plug.
Why do caliper bolts back out on a Chevy K5 Blazer 4*4?