Threshold Archive

1998 Cadillac Code P0420 Catalyst System Efficiency Below Threshold 3

The service engine light came on and the Code “P0420 – Catalyst system efficiency below threshold” shows up when i use the scan tool. When I read up on it, is says basically to check the 3 oxygen sensors, or the catalytic converter is bad. I put in new

Where Is The Oxygen Sensor On A 2006 Chevy 5.3 Liter Bank 2 Downstream 2

The engine light came on , i had code checked it was p0430 . It says catalyst system efficiency below threshold bank2 . Where is that oxygen sensor placed , the veh is a 2006 chevy trailblazer with 5.3 liter, it just happened while i was driving.

What Are My Chances Of Getting A Car Loan 6

I don’t know my credit score, but I can give you some details. I have been working out of college for 7 months. I make $32000 a year. I have been paying rent and utilities for 27 straight months without any late payments. I also have student loans, of

Driving With Auto Transmission In Second Gear. Good Or Bad 8

Sometimes i mistakingly put the shifter (automatic trans.) in the second gear position instead of just “D”. in a manual transmission in 2nd gear, you can’t do 5 mph and you can’t do 50 mph either. what prevents thestalling in an automatic transmission? and will driving at speeds below

P0420 Catalyst System Efficiency Below Threshold 1

1998 Cadillac 125,000 miles ( NOTE: I changed the Platinum sparkplugs at 100,000 miles and the car runs very smooth, no rough idling, or misfires, no other error codes). Also there is no funny smell. Someone told me that if I smell fuel or a rotten egg smell, then

I Just Got Trouble Codes For A Knock Sensor And A Catalyst Below Efficiency Threshold 5

I have a nissan altima 2000. If i replace the knock sensor will the catalyst problem resolve itself?