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View Full Version : Problems with the old Chevy 2003 Trailblazer?


Chan316
11-12-2008, 02:22 PM
When i turn on the AC the RPM bounce up and down until it would just stall out my engine. I notice that it happens when the vent recirculate button is on. But it only happens when the AC or defogging my front windshield that the engine would bog out. I check the load with an amp-meter and the amps are 11.8amps. Can't figure this one out PLEASE help me all you CHEVY GURU's MECHANICS out there