I put the truck on a little machine and it said large air leak but I don't see from where I checked hoses and I am trying to seek help
Sep 13, 2010 at 7:58 PM
Large EVAP Leak
2004 SATURN VUE
CLP8773
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- 1 POST
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SQM
- ✓ASE Certified Mechanic
- 6,383 POSTS
Hello,
Is the check engine light on? Do you know the codes?
It could also be a leak anywhere in the evaporative system, which could include the fuel tank or a faulty hose.
https://youtu.be/ahK_eucFi-k
https://youtu.be/iH92vcUWJzs
You also might find this article helpful:
https://www.2carpros.com/articles/how-emission-control-systems-work
I have attached a basic diagnostic procedure for EVAP.
Please let me know if you have any questions.
Thank you.
Is the check engine light on? Do you know the codes?
It could also be a leak anywhere in the evaporative system, which could include the fuel tank or a faulty hose.
https://youtu.be/ahK_eucFi-k
https://youtu.be/iH92vcUWJzs
You also might find this article helpful:
https://www.2carpros.com/articles/how-emission-control-systems-work
I have attached a basic diagnostic procedure for EVAP.
Please let me know if you have any questions.
Thank you.
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Jul 14, 2021 at 2:34 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.