Chevrolet Repair Questions? Ask a Mechanic for Answers ASAP
How many miles are on your vehicle ?
Ok,there is a fuel injector balance test which requires the use of a scan tool (like a Tech 2) to perform this test.
-6 mm³ and +6 mm³
-4 mm³ and +4 mm³
If there are bad injectors,they would be outside the pass balance rares,which are
The balance rates are the fuel adjustments for each individual cylinder based on the variations in engine crankshaft speed. A positive value indicates that fuel is being added to each cylinder event, such as with poor engine compression or a fuel injector that is not flowing enough fuel. A negative value indicates fuel being removed from each cylinder event, such as a fuel injector that is flowing too much fuel. The balance rates will change depending on if the transmission is in Neutral or Drive.
It does show 2 faults. P0540 air intake heater circuit. and the other one was the glow plug circuit, i dont remember the # XXXXX sure but i think it was P0380.