this 06 hyundai sonata 3.3 idles fine in park or neutral..when placed in gear it jumps to about 10%-:mad: throttle hitting hard..the brakes seem to lose vacuum..the dealer said brake booster/master cylinder..I paid em for the diagnosis and changed it out. No change..the power steering pressure switch?, changed it, no change..Dealer has it again- to "figure it out", when last we spoke, they had no idea. Any help?8502514555 jim
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