Quote:
Originally Posted by SlickGT1
Ok ripp. so this was a fail. I should have checked RealOem before standing over my engine for over an hour. I don't seem to have this. My engine is 4.8. Any other advise? Thanks.
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I didn't know you had a 4.8is and hence a N62B48 engine. You are correct, no secondary air system.
Assuming you have rough idle, I'd still read all the SIB's to see if there may be one pertaining to your car. Then I'd have all the fault codes pulled.