Emission Applications

2002 Buick (Domestic Cars)

Engine & Fuel System

⁽¹⁾ Emission Control Systems & Devices

⁽²⁾ EGR Test No.

3.1L (181") V6 SFI (VIN J)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽³⁾ ⁽⁴⁾ AP, ⁽⁵⁾ HO2S, CEC, MIL
EVAP-CPCS, EVAP-CVCS, EVAP-ORVR, EVAP-RV/FTPS, EVAP-VC, ⁽⁵⁾ AP-CKV, AP-EAP, AP-ERLY, AP-VCSV

3.8L (231") V6 SFI (VIN K)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽³⁾ ⁽⁴⁾ AP, ⁽⁵⁾ HO2S, CEC, MIL
EVAP-CPCS, EVAP-CVCS, EVAP-ORVR, EVAP-RV/FTPS, EVAP-VC, AP-CKV, AP-EAP, AP-ERLY, AP-SOV, AP-VCSV

3.8L (231") V6 SC SFI (VIN 1)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽⁵⁾ HO2S, CEC, MIL
EVAP-CPCS, EVAP-CVCS, ⁽⁶⁾ EVAP-ORVR, EVAP-RV/FTPS, EVAP-VC

3.1L (181") V6 SFI (VIN J)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽⁵⁾ HO2S, CEC, MIL
⁽⁵⁾ EVAP-CPCS, EVAP-CVCS, EVAP-ORVR, EVAP-RV/FTPS, EVAP-VC

3.8L (231") V6 SFI (VIN K)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽³⁾ ⁽⁴⁾ AP, ⁽⁵⁾ HO2S, CEC, MIL
EVAP-CPCS, EVAP-CVCS, EVAP-ORVR, EVAP-VC, FTPS, AP-CKV, AP-EAP, AP-ERLY, AP-SOV, AP-VCSV

3.8L (231") V6 SC SFI (VIN 1)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽⁵⁾ HO2S, CEC, MIL
EVAP-CPCS, EVAP-CVCS, EVAP-RV/FTPS, EVAP-VC

⁽¹⁾	Major emission control systems and devices are listed in bold type. Components and other related devices are listed in light type.

⁽²⁾	See GENERAL MOTORS - CARS in EGR FUNCTION TESTING section. Use specified test number.

⁽³⁾	ECM/PCM controlled.

⁽⁴⁾	Some California models only.

⁽⁵⁾	Equipped with 2.

⁽⁶⁾	If equipped.