One problem related to defogger heater has been reported for the 2004 Jeep Wrangler. The most recently reported issues are listed below.
Blend door breakage/failure heater,defrost,controls stopped working. Flaw in design of internal pins in blend doors. Repaired for over $700 a year ago and broken again already. Thousands of complaints about this on Jeep owners forums.
| Windshield problems | |
| Side/rear Glass problems | |
| Blower problems | |
| Defogger problems | |
| Defogger Heater problems | |
| Power Window problems |