2008 Buick Lucerne CXS 4.6L MIL Lamp on
Buick with a northstar came in p0411 stored code found blown fuse for AIR pump, replaced the fuse and found AIR pump not working correctly. we replaced the AIR pump and the valve on rear valve cover. smoke tested all piping between pump and valve and no le...
FIX posted 3/4/2020
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Message Closed w/FIX
Vehicle Data2008 Buick Lucerne CXS
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2008 Buick Lucerne CXS
VIN | 1G4HE57Y18 |
Engine | 4.6 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0411 | Too Much Or Too Little Pulsed Air Injection |