This is funny... I was going to post this exact post... Mine as accelerated up to 10mph over the set point... Had me wondering why I was doing 80 with it set at 70.. doesn't take much of a hill for it to do it either... I just figure it doesn't have the power to keep the speed up..
For me.. it's any gusty wind can make my sr5 do half lane maneuvers keeping the wheel strait.... I'm totally stock... of course cross winds are the worst...
Long time lurker... this just seemed like to post to reply to... My '10 SR5 rides great.. towed a two place covered trailer to Maine a few times.. no problems what so ever... . the only think that's killing me ... it it brutal in the wind... I've had a few white knuckle rides on the highway...
Out of the blue today my slip light came on... then the check engine light starts to flash and the 4R started running real rough.. I limped it to the dealer
at 4pm.. After reading the code they said one of my coils went bad. It only has 9k miles on it... so..they gave me a rental and said...