Sluggish in 4th and 5th gear
HEY GUYS, I HAVE A QUESTION. MY 1999 F-150 WITH A 5 SPEED MANUAL IS A LITTLE SLUGGISH SHIFTING INTO 4TH AND 5TH GEAR, BUT ONCE SHE STARTS PICKING UP SPEED I GOT NO PROBLEM AFTER THAT, IM THINKING MAYBE IM SHIFTING TOO SOON, BUT SINCE SHE IS A 4.2L WITH 99,000 MILES ON HER SHE DOESNT WHINE AS MUCH TOO LET ME KNOW I NEED TO SHIFT. WHAT CAN IT BE... SHIFTING? GEARS MAYBE?

