1999 Infiniti QX4 Suspension Problems

“While on vacation with the entire family in the vehicle and traveling down the turnpike at 75mph I started down a incline with the cruise control on and when the motor started coasting or not under load the rear end started to shake side to side so bad that I had to get on the brakes and slow down to 35 MPH and then it started to do it a this speed also (anytime not under load from gas petal it starts to wobble. Found the problem to be the rear track arm bushings where installed to make them fail by nissan,. The bushing arunder shear load as well as tension load. Not a good set up. …”

“I brought my 1999 Infiniti QX4 to the dealer to determine why the check engine light came on while I was driving. They told me that my strut tower was separated and it needed to go to a body shop. The body shop told me that the problem was that the metal along strut tower welds was rotted, posing a danger of collapse on the steering column. Their check of the passenger side found the same problem, although it's less severe. I have photos and video. They wanted over $6,000 to fix it. Insurance wouldn't cover it so I took it back to Infiniti. …”

“The vehicle is driven exclusively by my wife. She complained to me of a rumbling noise when turning the steering wheel. I investigated. I drove the car up & down our street and confirmed the noise. Whilst someone was turning the wheel back & forth while the vehicle was parked, I followed the noise to its source. I discovered that the left front apron had broken loose from the frame and was making contact with the steering shaft. A further look showed that where the seams of the apron and rails structures were rotted apart where they met. …”

“Accelerating grinding sound in back chassis. Steering is harder than usual. Im not getting the power to accelerate properly all the time. Eventually the problem with salt cause im in Indiana too much salt on roads and i dont think things are sealed completely from manufacturers.”

“The contact owns a 1999 Infiniti QX4. While driving 55 MPH, the steering wheel became difficult to turn. There were no warning indicators illuminated. The contact associated the failure with NHTSA campaign number: 11v244000 (steering, suspension). The vehicle was taken to an independent mechanic who stated that the front strut housing needed to be replaced. The vehicle was not diagnosed or repaired. The dealer was not contacted. The manufacturer was notified of the failure. The failure mileage was 160,000. …”