OTC 6787 EVAP Access Port Tool for GM 5/16 Inch EVAP Line SystemsOTC 6787 EVAP Access Port Tool for GM 5 16 Inch EVAP Line Systems Kent Moore Tool Number: CH 48096 GM Tools Number: GM 48096 Designed to help technicians diagnose all GM 5 16 inch EVAP line systems Adapter connects into the EVAP system line at the canister quick connect fitting EVAP port fitting allows EVAP system testing and diagnosis Use with the OTC 6522 LeakTamer smoke machine (not included) to perform flow testing and leak testing based on