+1 vote
196 views
by

For my 2004 Chevrolet Trailblazer 4.2L, what is the most probable cause of engine code P0597?

Vehicle: 2004 Chevrolet Trailblazer 4.2L

1 Answer

0 votes
by (7.0k points)
The thermostat is the most likely cause of the problem.

P0597 Chevrolet Code - Thermostat Heater Control Circuit Open
Read more: https://www.autocodes.com/p0597_chevrolet.html

37.4k questions

31.5k answers

1.3k comments

21.8k users

Need A Repair Shop?
Find local automotive repair shops in your area.
Does your car have Safety Recalls? → Check here
...