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restricted acceleration.

   
Old Jan 1, 2017 | 04:12 PM
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Default restricted acceleration.
2001 Chevy Blazer with poor acceleration after replacing, MAF sensor, EGR valve, and TPS sensor. Will accelerate to 40 MPH, then bog down. Wondering if this could possibly warrant faulty catalytic converter?:icon
 
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Old Jan 1, 2017 | 05:01 PM
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possible, have someone check the tail pipe while bringing up RPMs
 
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Old Jan 2, 2017 | 01:04 PM
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pull a downstream o2 sensor and drive it. if it fixs it then the cats plugged.
 
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Old Jan 2, 2017 | 05:18 PM
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Originally Posted by chris015
pull a downstream o2 sensor and drive it. if it fixs it then the cats plugged.
before the cat not after
 
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Old Jan 6, 2017 | 09:45 AM
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Doh!! dunno what i was thinking. Man im loosing my touch.
 
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