Where is the catalytic converter located on a 2009 GMC Acadia?
The catalytic converter itself is a part of the exhaust system. Tracing it, you’ll find it somewhere between the tail pipe and intake manifolds. They almost always have a heat shield around them and an oxygen sensor somewhere before them.
Where is Bank 2 on a 2010 GMC Acadia?
Find the 2nd cylinder, which is at the rear end of the catalytic converter, and you would find Bank 2.
Where is Bank 1 on a 2010 GMC Acadia?
Bank 1 is the rear bank closest to the firewall, senor 2 is the O2 sensor AFTER the converter on the rear bank.
How many O2 sensors does a GMC Acadia have?
A vehicle may have two to five oxygen sensors, and sometimes even more. We currently carry 11 Oxygen Sensor products to choose from for your 2011 GMC Acadia, and our inventory prices range from as little as $51.99 up to $191.99.
What causes the P0420 code on a GMC Acadia?
The P0420 code in a GMC Acadia will often be thrown one of your oxygen sensors are not functioning properly. Typically, the code will be triggered by the upstream oxygen sensor (before the converter).
What is the OBD II fault code P0420?
OBD II fault code P420 is a generic code that is defined as “Catalyst System Efficiency below Threshold Bank 1”, and is set when the PCM (Powertrain Control Module) detects that the catalytic converter on bank 1 is operating below a minimum allowable efficiency threshold.
What causes a catalytic converter to fail P0420?
The most common causes of code P0420 are many and varied, but could include the following-. Catalytic converter failure due to long use. Premature failure of rebuilt or refurbished catalytic converters.
What is the trouble code on a GMC Acadia?
One of the most common trouble codes with all GMC vehicles is the P0420. This code number references a number that is given to you when you plug your GMC Acadia into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them.
The P0420 code in a GMC Acadia will often be thrown one of your oxygen sensors are not functioning properly. Typically, the code will be triggered by the upstream oxygen sensor (before the converter).
Which is the correct code for P0420 Bank 1?
Codes Related to P0420 1 P0421 – “Warm Up Catalyst Efficiency Below Threshold (Bank 1)” 2 P0422 – “Main Catalyst Efficiency Below Threshold (Bank 1)” 3 P0423 – “Heated Catalyst Efficiency Below Threshold (Bank 1)” 4 P0424 – “Heated Catalyst Temperature Below Threshold (Bank 1)” More
How much does it cost to diagnose a GMC P0420 code?
The cost of diagnosing the P0420 GMC code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour. When is the code detected?
What does a P0420 code on a catalytic converter mean?
This code indicates that your car’s computer has detected underperformance from the Bank 1 catalytic converter. What Does the P0420 Code Mean? A P0420 code indicates an issue with the catalytic converter. A catalytic converter has an oxygen sensor in the front (upstream) and another on its rear (downstream).