Unfortunately there is no limit on bringing your 1985 Chevy Suburban to
passing emissions. California can help you repair your SUV however. You can
get up to $500.00 dollars in free repairs CAP program... Or,
You may be eligible for a hardship exemption if your spent at least $450.00
at a certified smog repair station trying to get your Chevy to pass the smog
check and it still fails OR if your Chevy Suburban requires emissions
related repairs over $250.00 and you can not afford it.
Copy and paste this link in your browser for more information...
http://www.smogtips.com/consumer_assistance.cfm.