LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 2005 >> Century Base >> Repair and Diagnosis >> Engine Performance >> Emissions >> Emission Applications >> Emission Applications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Emission Applications

2005 Century

Engine & Fuel System (1) Emission Control Systems & Devices (2) EGR Test No.
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, EGR-PS		 17
(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.
scientia non olet · About LEMON Manuals