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Old 08-26-2011, 07:31 PM
j cAT j cAT is offline
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Re: Impala high pitch whistle when step on gas

Quote:
Originally Posted by gmtech79 View Post
I hope u misquoted another poster. I would never remove the O2 sensor and then see if the engine runs better I would connect a pressure gauge and measure exactly how much backpressure I have. But for the shade tree guy (not talking you, jCat) it may work to run with O2 sensor out.

Sent from my Droid X. Typos probable.
with no test guages/correct threads/hoses available this is used quite often in the back yard mechanics world ...very fast , no guessing...removal of the sensor for a 5 min run quickly reveals the exhaust being plugged...

many members have had no issues with this proceedure...especially this vehicle...!
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