I do have a remote starter on this also.
All guages and tach,and shifter indicator position are dead,not working on 2004 Chevrolet Trailblazer
most likely problem is in the speedo head assm.gm had a cust assistance for this for 10 yrs or 100k miles but i think your out. repl cost is approx 450.00
Thank You for your quick response,I just started it up and it is dark outside,I noticed the Battery Light is on when I killed the switch and locked the door? Bad Battery or alt?If is the speedo I have milage of 83,000 for 2004 maby I am in luck for replacement(Free).
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possible bad instrument cluster