tony 44

my son bought 05 king cab 3 week agoi think it has problem with the rear dif.when taking off fast at and speed reaches about 10 to 15 miles it will have a quick slip then quick bang it will do 3 time out of 5 and i tryed it in low so trans.will not shift to 2nd still does it i did post this thread before but had problems trying to log on sorry to bobkle2 who tried to get in tuch with me thanks for any help