Mechanics

I HAVE A GS300, I HAVE INSTALLED TWO FRONT LOWER BALL JOINTS BUT MY STEERING WHEEL BOUNCES LEFT IF I TURN RIGHT EVEN WITH A 1/4 TURN, AND BOUNCES RIGHT IF I TURN LEFT EVEN IF IT AT A STOP SIGN, AND KEEP BOUNCING TILL I CHANGE THE POSITION. IF U

2000 Lexus GS 300 • 293,000 miles