1982 CHEVROLET & GMC
| Engine | Emission Control Systems & Devices | Remarks | |
|---|---|---|---|
| Light Duty Emissions | |||
| 1.9L 4-Cyl. | ABAV1 , A/CL-BMS, A/CL-VM, AIR, AIR-DLVL, CAT, DCM/C-VLV, EEC, EGR, EGR-BPTV, EGR-DVLV, EGR-TVS, HIC, IS1 , MCU1 , PCV, TAC, TCVS2 , VCV1 , VSV1 , WOT-SW1 | 1
- Calif, only. 2 - Auto. trans. only. 3 - Some models. 4 - High alt. only. |
|
| 4.1L 6-Cyl. | A/CL-BMS, A/CL-VM, AIR3 , AIR-DVLV3 , CAT, DC-VLV DCP-TVS, EEC, EFE, EFE-TVS, EGR, EGR-BldSOL4 , EGR-RST4 , EGR-TVS, PAIR3 , PCV, SRD-VLV, SVBrK, SVBrK-TVS, TAC, TC-DVLV2 , TC-TVS2 , TCVS2 , VRV3 | ||
| 2.8L V6 | A/CL-BMS, A/CL-VM, ACV, AIR, CAT, CP-TVS, DC-VLV, DD-VLV3 , DVRV4 , DV-TVS4 , EEC, EGR, EGR-BldSOL3 EGR/TC-TVS2 , EGR-TVS, MCU, MVS, PCV, PVBrk, SVBrk, SVBrK-TVS, TAC, TC-DVLV2 , TCVS2 | ||
| 5.0L V8 | A/CL-BMS, A/CL-VM, AIR3 , AIR-DVLV3 , CAT, ChVLV, DC-VLV3 , DD-VLV, DVRV3 , EEC, EFE, EFE-TVS, EGR, EGR-BldSOL3 , EGR-TVS, PCV, PTVS, SVBrk3 , SVBrK-TVS3 , TAC, TC-DVLV2 , TC-TVS2 , TCVS2 , VSW3 | ||
| 5.7L V8 | A/CL-BMS, A/CL-VM, AIR, AIR-DVLV3 , CAT, ChVLV, DC-VLV3 , DD-VLV, EEC, EFE, EFE-TVS, EGR, EGR-BldSOL3 , EGR-TVS, PCV, SVBrk1 , SVBrk-TVS1 , TAC, TC-DVLV2 , TC-TVS2 , TCVS2 | ||
| Heavy Duty Emissions | |||
| 4.8L 6-Cyl. | A/CL-BMS, A/CL-VM, AIR, AIR-DVLV, DD-VLV, DV-TVS, TLA, TRC-VLV | ||
| 5.7L V8 | A/CL-BMS, A/CL-VM, AIR, AIR-DVLV, ChVLV3 , EEC3 , EFE, EFE-TVS, PCV, SADV-TVS, SVBrk, SVBrK-TVS, TAC, TC-DVLV2 , TC-TVS2 , TCVS2 , TLA, TRC-SOL, VDVLV | ||
| 6.2L V8 | CD-REGVLV, EGR3 , EGR-SOL3 , EPR-SOL3 , EPR-VLV3 , TAC, VACP3 | ||
| 7.4L V8 | A/CL-BMS, A/CL-VM, AIR, AIR-DVLV, ChVLV, EEC1 EFE, EFE-TVS, PCV, SADV-TVS, SVBrk, SVBrk-TVS, TAC, TLA, TRC-SOL | ||
| Light Duty Emissions:
Vehicles up to 8500 GVW. Heavy Duty Emissions:
Vehicles over 8500 GVW. ABAV - Air Bleed Actuator Valve A/CL-BMS - Air Cleaner Bi-Metal Sensor A/CL-VM - Air Cleaner Vacuum Motor ACV - Air Control Valve AIR - Air Injection Reactor AIR-DVLV - AIR Diverter Valve CAT - Catalytic Converter CD-REGVLV - Crankcase Depresion Regulator Valve ChVLV - Check Valve CP-TVS - Canister Purge Thermal Vacuum Switch DC-VLV - Deceleration Valve DCM/C-VLV - Deceleration Mixture Control Valve DCD-TVS - Distributor and Canister Purge Thermal Vacuum Switch DD-VLV - Distributor Delay Valve DVRV - Distributor Vacuum Regulator Valve DV-TVS - Distributor Vacuum Thermal Vacuum Switch EEC - Evaporative Emission Control EFE - Early Fuel Evaporation EFE-TVS - EFE Thermal Vacuum Switch EGR - Exhaust Gas Recirculation EGR-BldSOL - EGR Bleed Solenoid EGR-BPTV - EGR Backpressure Transducer Valve EGR-DVLV - EGR Delay Valve EGR-RST - EGR Restrictor EGR-SOL - EGR Solenoid EGR/TC-TVS - EGR/Torque Converter Thermal Vacuum Switch EGR-TVS - EGR Thermal Vacuum Switch EPR-SOL - Exhaust Pressure Regulator Solenoid EPR-VLV - Exhaust Pressure Regulator Valve HIC - Hot Idle Compensator IS - Idle Switch MCU - Micro Computer Unit MVS - Manifold Vacuum Switch PAIR - Pulse Air Injection System PCV - Positive Crankcase Ventilation PTVS - Purge Thermal Vacuum Switch PVBrk - Primary Vacuum Break SADV-TVS - Spark Advance Thermal Vacuum Switch SRD-VLV - Spark Retard Delay Valve SVBrk - Secondary Vacuum Break SVBrK-TVS - Secondary Vacuum Break Thermal Vacuum Switch TAC - Thermostatic Air Cleaner TC-DVLV - Torque Converter Delay Valve TC-TVS - Torque Converter Thermal Vacuum Switch TCVS - Torque Converter Vacuum Switch TLA - Throttle Lever Actuator TRC-SOL - Throttle Return Control Solenoid TRC-VLV - Throttle Return Control Valve VACP - Vacuum Pump VCV - Vacuum Control Valve VDVLV - Vacuum Delay Valve VRV - Vacuum Regulator Valve VSV - Vacuum Switching Valve WOT-SW - Wide Open Throttle Switch |
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