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Replacement and OEM Parts for 2008 Chevrolet Impala Air Injection Pump

2008 Chevrolet Impala Air Injection Pump

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2008 Chevrolet Impala
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3 Q&A for Air Injection Pump Repair
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  • OEM 2008 Chevrolet Impala Air Injection Reactor Pump Diagram - 12594429
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    OEM (Genuine) 2008 Chevrolet Impala Air Injection Reactor Pump

    PartNumber: 12594429
    OEM 2008 Chevrolet Impala Air Injection Reactor Pump - 12594429
    Product Specifications
    • Notes: 3.5 & 3.9 Liter W/Flex Fuel
    • Other Names: Air Injection Reactor Pump
    • Item Dimensions: 8.7 x 8.5 x 8.8 inches
    • Item Weight: 3.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2008 Chevrolet Impala Air Injection Reactor Pump
    More Info
    Vehicle Fitment
    • 2008 Chevrolet Impala | 50th Anniversary Edition, LS, LT, LTZ, Police | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
    $223.03 MSRP: $403.69
    You Save: $180.66 (45%)

FAQ for Air Injection Pump Repair

Q: What should be done before disconnecting the AIR feed tube quick connect fitting from the pump?
A:
You will need to disconnect the secondary air injection (AIR) pump hose quick-connect the fitting from the pump and remove the hose, then raise and suitably support the vehicle.
By Bob
GM Specialist
01/11/2022
Q: What should be done before installing the AIR pump nuts?
A:
You will need to install the AIR pump to the bracket and then raise and support the vehicle.
By Bob
GM Specialist
01/11/2022
Q: What's the recommended torque for the AIR pump nuts?
A:
The recommended torque is 10 N.m (89 lb in).
By Bob
GM Specialist
01/11/2022

FAQ for Other Repair Info

Q: What's the installation procedure for the positive crankcase ventilation hose/pipe/tube?
A:
The installation procedure is to install the PCV foul air tube, connect the PCV foul air tube to the PCV valve, install the PCV fresh air tube and connect the PCV fresh air tube to the air cleaner outlet duct, then install the intake manifold cover.
Q: What should be noticed before disconnecting the line?
A:
You will need to clean the evaporative emission (EVAP) connections and surrounding areas before disconnecting the line in order the avoid possible system contamination.
Q: What's the recommended torque for the AIR shutoff/check valve bolts?
A:
The recommended torque is 50 N.m (37 lb-ft).