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Re: got my first oil change and gas milage took a nose drive
Quote:
Originally Posted by timcrow00
Iknow about the dexos, and it says that mobile 1 is the only substitute that doesn't void the warranty per my dealership. I've always used mobile 1 and always felt vehicles run better with it so can't figure out whats goin on
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If you feel the mileage drop is that significant, and there was no other change (driving habits included), I would take an oil sample and send it off for analysis.
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1963 C-10: Deluxe-optioned cab, shortbed, fleetside
Pontiac 462 ci, Kauffman D-Port alum. heads
4L80E, narrowed sheetmetal Ford 9-inch
Tubular front and rear suspension
Custom 6-piston front disc and 4-piston rear disc brakes
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