Your Chevrolet Cavalier engine control system detects a problem, the computer stores the diagnostic trouble
code P2091 in its memory.
To figure out what is wrong with your vehicle you must first extract the P2091 DTC For Chevrolet Cavalier.
P2091 Chevrolet Cavalier engine diagnostic code is about in terms of how often you should get your tyres rotated, it's different for every vehicle and type of tyre, but having them rotated at every oil change is a good rule of thumb. Check with the tyre manufacturer for a more specific time frame. Remember that the more often you rotate your tyres, the more evenly they'll wear, and when you have the tyres rotated, you should also get them checked for balance and alignment.
P2091 Chevrolet Cavalier DTC Meaning
Powertrain Code - Problem is related engine, transmission and emissions systems.
MFG - Manufacturer Specific
TP Sensor Learn Not Complete
PCM Stack Overrun
The P2091 Chevrolet Cavalier Check Engine lamp is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. P2091 diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks P2091 DTC For Chevrolet Cavalier with your car's computers to find out exactly what's prompting the light to turn on.