Tag Archives: Catalytic Converter

Catalytic converter car repair questions and answers from the experts. Is the check engine light on or does your vehicle accelerate sluggish. Read our growing number of articles.


2000 Oldsmobile Alero Won’t Go When Hitting The Gas

I changed the mass airflow sensor and o2 sensor in my 2000 Oldsmobile Alero but when I crank it up it runs till I push the gas. What is the problem? Would you know? Mechanic JK: Hi Jerry. Can you clarify your problem. What do you mean when you say it runs till you push the gas? You can crank it up but when you…

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2003 Olds Alero Transmission or Catalytic Converter Problem

I have a Oldsmobile 2003 Alero with 67000 miles on it. Yesterday the speedometer started going up and down by itself and wont register. Also the car jerks if you go past 30 MPH and it feels like the speed of the car has to catch up with how hard I’m pressing down on the gas.  Any ideas of what could be wrong. ProTech: Sounds like…

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1996 Chevrolet Suburban P0420 – Brakes Pulsate

My 1996 Chevy Suburban has a code Code P0420 code and bad sensors showing on code with large vacuum leak. I’ve sprayed carb cleaner all over the intake and brake booster house and all other vacuum lines and found nothing. I don’t know what else to do. ProTech: First of all the code P0420 is for a bad catalytic converter. Why do you think you…

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2004 Chevy Impala Engine Misfire Code P0302

I was getting a P0302 indicator code for # 2 spark plug. I changed the wire and it went out,however when I got up to 35 mph the check engine light would flash until I got below 35 mph. I decided to change the other wires and that’s when it started to backfire and wouldn’t allow me to accelerate pass 10mph.Did I put the wires…

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Which Catalytic Converter is Bad on My Ford F-150

2004 Ford F-150 Lariat 4×4 exhaust pipe exiting resonator on driver side warm. exhaust pipe on passenger side exiting resonator hot which catalytic converter is bad? and can you clean out the carbon? ProTech: How much of a heat difference is there? There is a significant amount of difference. drove truck for about 30 min. and was able to hold hand on exhaust pipe driver…

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