Emission Applications

2003 Corvette (Domestic Cars)

Engine & Fuel System

⁽¹⁾ Emission Control Systems & Devices

EGR Test No.

5.7L (346") V8 SFI

PCV, ⁽²⁾ EVAP, ⁽³⁾ TWC, FR, ⁽²⁾ SPK, ⁽⁴⁾ ⁽²⁾ AP, ⁽⁵⁾ HO2S, CEC, MIL
EVAP-CPCS, EVAP-CVCS, EVAP-ORVR, EVAP-RV/FTPS, EVAP-VC, FF-CKV, FT-FLVV, ⁽³⁾ AP-CKV, AP-EAP, AP-ERLY, AP-SOV, AP-VSV

...

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

⁽²⁾	ECM/PCM controlled.

⁽³⁾	Equipped with 2.

⁽⁴⁾	California emissions only.

⁽⁵⁾	Equipped with 4.

⁽⁶⁾	Federal emissions only.

2003 Chevrolet - Except Corvette (Domestic Cars)

Engine & Fuel System

⁽¹⁾ Emission Control Systems & Devices

⁽²⁾ EGR Test No.

2.2L (134") 4-Cyl. SFI (VIN F)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ SPK, ⁽⁴⁾ HO2S, CEC, ⁽³⁾ MIL
EVAP-CPCSV, EVAP-CVCSV, EVAP-VC, FF-CKV, FTPS

...

3.1L (191") V6 SFI (VIN J)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽⁴⁾ HO2S, CEC, ⁽³⁾ MIL
⁽⁴⁾ EVAP-CPCSV, EVAP-CVCSV, EVAP-ORVR, EVAP-RV/FTPS, EVAP-VC

3.4L (208") V6 SFI (VIN E)

PCV, ⁽³⁾ EVAP, TWC, FR, ⁽³⁾ EGR, ⁽³⁾ SPK, ⁽⁴⁾ HO2S, CEC, ⁽³⁾ MIL
⁽⁴⁾ EVAP-CPCSV, EVAP-CVCSV, EVAP-RV/FTPS, EVAP-VC

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

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

⁽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⁾	PCM controlled.

⁽⁴⁾	Equipped with 2.

⁽⁵⁾	Maybe California emission vehicles.