B & B Muffler

B & B Muffler Mart News


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2014 & 2015 G.M. 5.3L – P0420/P0430 efficiency complaints
date posted: 03-21-2023

2014 & 2015 G.M. 5.3L – P0420/P0430 efficiency complaints 

G.M. Bulletins pertaining to possible premature failures on converter:

Condition:

P0420/P0430 - MIL light for efficiency


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Converters Conditions That are Not Covered Under Warranty and are Not Returnable
date posted: 06-15-2016

 

 

 

Converters Conditions That are Not Covered
Under Warranty and are Non Returnable!


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Diagnosing a Toyota PO420 Code
date posted: 05-15-2014

Diagnosing a Toyota PO420 Code

 

A couple of weeks ago a 2002 Toyota Corolla came into the shop with the P0420 code. If you have been working on cars for any period of time, I’m sure your familiar with the P0420 Catalytic Converter Efficiency Below Threshold code.

This seems like it should be a very straight forward code. Most tech’s will skip the diagnostic process all together, and just throw a catalytic converter in it. This is an extremely expensive guess!

The first step I always take is to confirm that the catalytic converter is actually bad. You can usually accomplish this on a quick test drive while monitoring some live data on your scanner.


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Silverline Performance Exhaust
date posted: 11-05-2013



In addition to our comprehensive selection of  Silverline direct-fit systems for Sport Compact and
Diesel Trucks, you can choose from a large variety of universal fit products,
including tips, performance mufflers and installation accessories,
for an unlimited range of customization possibilities!


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Technical Tips
date posted: 10-25-2013

 

 

TECH TIPS

 

Valuable information for the mechanic or technicians
on replacement and service of the catalytic converter.


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B B Muffler Catalytic Converters Shipping Information
date posted: 10-16-2013


Here you find shipping times in travel days from our manufacturers to your customers.

 

 

 

Please enter the UPS tracking number from your shipping confirmation            here:

 

Please enter the FEDEX tracking number from your shipping confirmation         here:


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