I get a Code 1404 (Manufactor auxilary emissions contro)l. Can you tell me what to check to correct this problem?
Aug 15, 2010 at 9:33 AM
Advertisement
GMTECH
✓Experienced Mechanic
537 POSTS
The code that you have is for the egr valve. It is probably best to take it to a dealer to have checked out. It needs the scan tool to monitor the operation of the valve as it could the egr, pcm or wiring.
Oct 24, 2010 at 12:56 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.