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1975-77 OLDSMOBILE

Year, Engine & Fuel System Emission Control Systems & Devices Remarks
1975    
  3.8L(231") V6 2-Bbl.(5)(7) PCV (1) , TAC, EVAP, OC, EGR, SPK  , DTVS(2), EFE
(1) Type 4 closed.
(2) Early production only.
(3) Calif. only.
(4) All exc. late production Toronado.
(5) Federal only.
(6) A/T only.
(7) M/T only.
  3.8L(231") V6 2-Bbl.(6) PCV (1) , TAC, EVAP, OC, EGR, SPK  , DTVS(2), EFE, VDV(3)
  4.2L (250") 6-Cyl. 1-Bbl.(5)(7) PCV (1) , TAC, EVAP, OC, EGR, SPK, CTVS, EFE 
  4.2L (250") 6-Cyl. 1-Bbl.(6) PCV (1) , TAC, AIS (3) , EVAP, OC, EGR  , CTVS, EFE
  4.3L (260") V8 2-Bbl.(5)(7) PCV (1) , TAC, EVAP, OC, BP/EGR, SPK  , BPV, EFE, VDV
  4.3L (260") V8 2-Bbl.(6) PCV (1) , TAC, EVAP, OC, BP/EGR, SPK  , BPV, EFE
  5.7L (350") V8 2-Bbl.(5)(6) PCV (1) , TAC, EVAP, OC, EGR, SPK  , DTVS
  5.7L (350") V8 4-Bbl.  
    Omega(6) PCV (1) , TAC, EVAP, OC, EGR, SPK  , DTVS, EFE(5)
    Cutlass & 88(5)(6) PCV (1) , TAC, EVAP, OC, BP/EGR, SPK  , CTVS, DTVS(2)
    Cutlass & 88(3)(6) PCV (1) , TAC, EVAP, OC, BP/EGR, SPK  , BPV, CTVS, VDV
  6.5L (400") V8 2-Bbl.(5)(6) PCV (1) , TAC, EVAP, OC, EGR, SPK  , CTVS, EFE, SDV
  6.5L (400") V8 4-Bbl.(5)(6) PCV (1) , TAC, EVAP, OC, EGR, SPK  , CTVS, EFE, SDV
  7.5L (455") V8 4-Bbl.(3)(6) PCV (1) , TAC, EVAP, OC, EGR, SPK  , CTVS, DTVS(4)
  7.5L (455") V8 4-Bbl.(3)(6) PCV (1) , TAC, EVAP, OC, BP/EGR, SPK  , BPV, CTVS, DTVS, EFE, VDV
1976    
  2.3L (140") 4-Cyl. 2-Bbl.(17) PCV, TAC, EVAP, OC, EGR, SPK  , C-PVS, D-PVS
(8) 250" 6-Cyl. engines only.
(9) First type.
(10) Second type.
(11) A/C only.
(12) Omega only.
(13) Cutlass & 88 only.
(14) Models with 2.41 axle.
(15) Toronado only.
(16) Calif. only.
(17) Federal only.
(18) A/T only.
(19) M/T only.
  2.3L (140") 4-Cyl. 2-Bbl.(16) PCV, TAC, AIS, EVAP, OC, EGR, SPK  , C-PVS, D-PVS
  3.8L (231") V6 2-Bbl. PCV, TAC, EVAP, OC, EGR, SPK  , EFE, EFE-PVS, EGR-PVS
  4.2L (250") 6-Cyl. 1-Bbl.(17) PCV, TAC, EVAP, OC, EGR, SPK  , C-PVS, EFE, EGR-PVS, O-PVS
  4.2L (250") 6-Cyl. 1-Bbl.(16)(18) PCV, TAC, AIS, EVAP, OC, EGR, SPK  , C-PVS, EFE, EGR-PVS, O-PVS(8)
  4.3L (260") V8 2-Bbl.(17)(19) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, EGR-TCV, TAC-TCV
  4.3L (260") V8 2-Bbl.(17)(18) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, EGR-TCV, SAVM, TAC-TCV
  4.3L (260") V8 2-Bbl.(16)(19) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, EGR-DV, EGR-TCV, TAC-TCV
  4.3L (260") V8 2-Bbl.(9)(16)(18) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, EFE, EFE-PVS, EGR-PVS, EGR-TCV, TAC-TCV
  4.3L (260") V8 2-Bbl.(10)(16)(18) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, EGR-TCV, TAC-TCV
  5.7L (350") V8 2-Bbl.(17)(18) PCV, TAC, EVAP, OC, EGR, SPK  , D-PVS 4, EFE, EFE-PVS, EGR-PVS
  5.7L (350") V8 4-Bbl.(12)(17)(18) PCV, TAC, EVAP, OC, EGR, SPK  , D-PVS(11), EFE, EFE-PVS, EGR-PVS
  5.7L (350") V8 4-Bbl.(13)(17)(18) PCV, TAC, EVAP, OC, EGR, SPK  , C-PVS, EGR-TCV
  5.7L (350") V8 4-Bbl.(12)(17)(18) PCV, TAC, EVAP, OC, EGR, SPK  , D-PVS(11), EFE, EFE-PVS, EGR-PVS
  5.7L (350") V8 4-Bbl.(13)(16)(18) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, C-PVS, DDV, EGR-TCV
  5.7L (350") V8 4-Bbl.(14)(17)(18) PCV, TAC, EVAP, OC, EGR, SPK  , C-PVS, D-PVS, EGR-TCV, VRV
  7.5L (455") V8 4-Bbl.(17)(18) PCV, TAC, EVAP, OC, EGR  , C-PVS, D-PVS, EGR-TCV, VRV
  7.5L (455") V8 4-Bbl.(16)(18) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, C-PVS, DDV, D-PVS, EFE, EFE-PVS, EGR-TCV
  7.5L (455") V8 4-Bbl.(15)(17)(18) PCV, TAC, EVAP, OC, EGR, SPK, C-PVS, EGR-TCV 
  7.5L (455") V8 4-Bbl.(15)(16)(18) PCV, TAC, EVAP, OC, BP/EGR, SPK  , BPS, C-PVS, D-PVS, EFE, EFE-PVS, EGR-PVS, EGR-TCV
1977    
  2.3L (140") 4-Cyl. 2-Bbl. PCV, TAC, AIS, EVAP, OC, EGR, SPK  , EFE
(20) Federal only.
(21) Calif. & High Alt.
(22) Calif. & Federal.
(23) Calif. M/T only.
(24) 5 -- Calif. only.
(25) High Alt. only.
  3.8L (231") V6 2-Bbl. PCV, TAC, AIS (21) , EVAP, OC, BP/EGR  , DVDSV(24), EFE, EFE-CV(22), EFE-TVS, EGR-CV(22), EGR-TVS, SAVM(24), TCS(23)
  4.3L (260") V8 2-Bbl. PCV, TAC, EVAP, OC, BP/EGR, SPK  , EFE, EGR-TCV, EGR-VDV(20), SAVM(20)
  5.0L (305") V8 2-Bbl. PCV, TAC, AIS (24) , EVAP (20) , OC (20) , BP/EGR, SPK  , EFE, EGR-TVS(20) SDV(21)
  5.7L (350") V8 4-Bbl.(VIN L) PCV, TAC (21) , AIS (21) , EVAP (20) , OC (20) , EGR, SPK  , EFE, EFE-CV(20), EGR-TVS
  (VIN R) PCV, TAC, AIS (24) , EVAP, OC, BP/EGR, SPK  , CTVS, DTVS(24), DVDV(24), EGR-DTVS(24), EGR-TCV, VRV(20)
  6.6L (403") V8 4-Bbl. PCV, TAC, AIS (24) , EVAP, OC, EGR, SPK  , CTVS, DTVS(21), DVDV, EGR-DTVS, EGR-TCV, EGR-TVS, EST-CTS, EST-TVS, SAVM(20)
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