Emission System

1991 Chevrolet Lumina EGR Valve, Vapor Canister, PCV Valve Hose

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1991 Chevrolet Lumina
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Diagram (1 of 1): Emission System - Emission System
1991 Chevy Lumina Emission System Diagram
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Part No. & Part Description
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Part No. &
Part Description
  • 12509300
    A.I.R. Pump
    Pump Kit, Air Injection Reactor Pump And Multi-Function Air Compressor
    • Part Notes: 3.4L
  • Chevy 19211437 Oxygen Sensor
    19211437
    Oxygen Sensor
    Sensor, Computer Control Sensors
    • Part Notes: 2.5L;3.1 & 3.4L
    MSRP: $34.76 Your Price: $19.47
  • 25036751
    Sensor
    Sensor, Air Cleaner Controls
    • Part Notes: MAT, 2.5L
    MSRP: $73.68 Your Price: $43.28
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