3.0Is Trans Failsafe In 5Th Gear

[bigt]

hi there can any1 help me please i recently bought a 53 plate facelift x5 which i luv to bits but started havin trouble with it going into limp mode in fifth gear took beamer to local bmw specilist and plugged computer in to read what the problem is 5th gear monitoring???? the chap basically told me i need new box is this true?? any1 with a bit of advice ive already spent a packet on x5 to get it looking nice but now the bread knife<wife> is breathing down my any advice would help me out alot cheers.

[Guest Mister Dabsy]

Afraid this may be true... Firstly, have a look/search for any X5 recalls...