
2001 Chevrolet Impala 3.4L MIL Lamp on
This is a new customer in for a inspection, The mil light was on. I scanned the car and it was PO420. The cat efficency. The customer stated that the light had been on for about 6 months. He said another shop had replaced the intake manifold gasket and radiato...
FIX posted 6/29/2009
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)43 Replies Received(Hide Replies)43 Replies Received
|
Message Closed w/FIX
|
VIN | 2G1WF52E61 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Within 100 Miles of Reset |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
2001 Chevrolet Impala
VIN | 2G1WF52E61 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Within 100 Miles of Reset |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |