2007 Isuzu i290 Pickup Q&A
2007 Isuzu i290 Pickup Question: reduced power
It could be so many things, the mileage is very low you would not expect a problem. A scan tool is needed to retrieve trouble codes from the computer in your car the codes look like P0420 or P2134, these codes indicate where the problem may be and give a place to start diagnostic tests to isolate the problem. If the check engine light is on first place to start is plugging in a scan tool and see what codes are stored. - patrick mannion
I just had the engine replaced two days ago. And am having the same problem as with the old engine. Took truck into dealer back in Oct. of 2010. Reduce power light came on and was only able to driv...