How many catalytic converters are equipped on a stock 2003 Chevrolet Silverado 1500 4.3 Liter V6 base model.

2003 CHEVROLET SILVERADO
150,000 MILES
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BOOMER1979
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  • 1 POST
I looked underneath the truck and could only locate one catalytic converter, however everything I've been able to find online says that there are supposed to be two. The truck is absolutely stock, so how many should there be?
Dec 13, 2011 at 4:00 PM
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BMRFIXIT
  • ✓Experienced Mechanic
  • 19,053 POSTS
There should be 2 catalytic converter on this truck here is a diagram below and video to help you see what they should look like.

https://youtu.be/CORe9JyrexI

Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.

Cheers
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Dec 13, 2011 at 4:10 PM
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