Supra Forums banner
1 - 1 of 1 Posts

·
Registered
Joined
·
462 Posts
Take some throttle body cleaner and spray some in the area of the hissing. If the rpm's change when you spray in a specific spot thats the area of the vacuum leak.
 
1 - 1 of 1 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top