Emission Applications
1991 Domestic Trucks & Vans
| Engine & Fuel System | (1) Emission Control Systems & Devices | (2) EGR Test No. | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Light Duty Emissions (8500 GVWR Or Less) | ||||||||||||||||||
| 2.5L (151") 4-Cyl. TBI | PCV, ACL, EVAP, TWC, FR, EGR, SPK, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC |
1 | ||||||||||||||||
| 2.8L (170") V6 TBI | PCV, ACL, EVAP, TWC, FR, (4) EGR, SPK, AP, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC, AP-ACV |
1 | ||||||||||||||||
| 3.1L (190") V6 TBI | PCV, ACL, EVAP, TWC, FR, EGR, O2S, CEC, MIL EVAP-VC, EVAP-CPTVS, EGR-SOL, SPK-CC |
1 | ||||||||||||||||
| 4.3L (262") V6 MFI Turbo | PCV, EVAP, TWC, FR, EGR, SPK, O2S, CEC, MIL EVAP-VC, EGR-EVRV, SPK-CC |
1 | ||||||||||||||||
| 4.3L (262") V6 TBI | PCV, ACL, EVAP, TWC, FR, EGR, SPK, (5) (6) AP, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC, AP-ACV |
1 | ||||||||||||||||
| 5.0L (305") V8 TBI | PCV, ACL, EVAP, TWC, FR, EGR, SPK, (7) AP, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC, AP-ACV |
1 | ||||||||||||||||
| 5.7L (350") V8 TBI | PCV, ACL, EVAP, TWC, FR, EGR, SPK, (8) AP, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC, AP-ACV |
1 | ||||||||||||||||
| 7.4L (454") V8 TBI | PCV, ACL, EVAP, TWC, FR, EGR, SPK, AP, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC, AP-ACV |
1 | ||||||||||||||||
| Heavy Duty Emissions (8501 GVWR Or More) (3) | ||||||||||||||||||
| 4.3L (262") V6 TBI | PCV, ACL, EVAP, OC, FR, EGR, SPK, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC |
1 | ||||||||||||||||
| 5.7L (350") V8 TBI | PCV, ACL, EVAP, OC, FR, EGR, SPK, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC |
1 | ||||||||||||||||
| 7.4L (454") V8 TBI | PCV, ACL, EVAP, OC, FR, EGR, SPK, O2S, CEC, MIL EVAP-VC, EGR-SOL, SPK-CC |
1 | ||||||||||||||||
|
||||||||||||||||||