2003 Chevy Impala Oil Pressure Sensor
2003 Chevy Impala Oil Pressure Sensor. 2001 chevy impala 3.8l oil pressure switch (oil sending unit) replacement. I pulled over, popped the hood and there was oil everywhere.

The gm oil pressure switch part number is 12616646. I would remove all the spark plugs and try and rotate the crankshaft. My ls4 lifters were clattering on cold startups and stopped after i changed the filter.
Was Checked Out Through A Chevrolet Dealer And Told It Would Cost $1000.00.
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I used a tee to install the sensor for the gauge and the stock sensor. My check engine light has been on since i got it (had scanned and is a bad egr), but it has been doing great on gas until this week (i would guess i have driven 60 miles and used 1/3 tank of gas!), but a tank has been lasting 2 weeks up until now) i have noticed a. Discussion starter · #1 · mar 15, 2012.
Check If This Fits Your 2003 Chevrolet Impala.
One of the first things that people do when they have the low oil pressure light is to change out this sensor to see if that rectifies the problem. I think the oil pressure sensor/sender is leaking on my 2003 3.4l. Here’s a good article on how to check the oil pressure sensor from itstillruns.
If Your Impala’s Sensor Has Gone Bad, It’ll Shoot A False Low Pressure Reading To The Ecm.
If oil pressure is ok, on the mechanical gauge, then you have a faulty sending unit and nothing more. #2 · oct 2, 2009. What that someone was refering to is a low oil sensor that shuts the ignition down.
That Is When I Went In To Hook It Up To The Diagnostic Machine.
The correct way to verify this is to remove the oil pressure sending unit and install a mechanical gauge to verify if oil pressure is truly low. The gm lifter filter part number is 12585328. 2003 chevrolet impala 80,000 mi, the transmission issue of shifting erratically just started but only when the car has been on the road for more then 30 minutest or so.
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