× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
ASM test then became TSI
Posted to Emissions Forum on 5/16/2013 7 Replies

Morning EmF,

I did a pretest on a 92 C1500 4.3L w/ ASM testing. After it passed I did the test again as an official smog test and it became TSI. WTH? Login to read more.

7 Replies Received (View Replies)