S10/T10 P/U 2WD V6-4.3L VIN W (1997)
EVAP Canister Vent Valve: Application and ID
****TSB Update 77-65-08, February, 1997*********************
The last four (4) numbers of the EVAP Vent Valve part number are stamped in the solenoid body.
An improved EVAP Vent Valve (P/N 12559015) has been put into production and released for service.
