Vapor Canister Vacuum Lines at Jennifer Nevins blog

Vapor Canister Vacuum Lines. Pick a vacuum circuit and trace it out, from end to end. I have located the one from the fuel tank. Line from fuel tank to send vapors to canister; Make sure the lines are all good and the rubber bits are not old and cracked. There are three (3) primary connections for any vapor recovery canister: Check them with your hand vacuum. The canister purge/recovery signal line (opens the canister so that vapors can be pulled) should have a line that goes through. A charcoal canister takes excess fumes and occasional fuel overflow from the tank and holds it in the canister. Purge line going from canister to pcv valve. And the top smallest line runs to the purge solenoid behind the engine, and the third line. Next the line on top of that is labeled control and is 3/16, when vacuum is applied to that connection the canister purges.

The canister purge/recovery signal line (opens the canister so that vapors can be pulled) should have a line that goes through. Pick a vacuum circuit and trace it out, from end to end. A charcoal canister takes excess fumes and occasional fuel overflow from the tank and holds it in the canister. Next the line on top of that is labeled control and is 3/16, when vacuum is applied to that connection the canister purges. There are three (3) primary connections for any vapor recovery canister: I have located the one from the fuel tank. Make sure the lines are all good and the rubber bits are not old and cracked. Purge line going from canister to pcv valve. Check them with your hand vacuum. And the top smallest line runs to the purge solenoid behind the engine, and the third line.

GMC ENVOY 2WD ST155 VAPOR CANISTER LINES & CANISTER (LH6/5.3M,LL8/4

Vapor Canister Vacuum Lines Line from fuel tank to send vapors to canister; I have located the one from the fuel tank. Line from fuel tank to send vapors to canister; And the top smallest line runs to the purge solenoid behind the engine, and the third line. The canister purge/recovery signal line (opens the canister so that vapors can be pulled) should have a line that goes through. Next the line on top of that is labeled control and is 3/16, when vacuum is applied to that connection the canister purges. Pick a vacuum circuit and trace it out, from end to end. Check them with your hand vacuum. There are three (3) primary connections for any vapor recovery canister: Make sure the lines are all good and the rubber bits are not old and cracked. A charcoal canister takes excess fumes and occasional fuel overflow from the tank and holds it in the canister. Purge line going from canister to pcv valve.