The contact owns a 2007 Nissan Titan. The contact stated that while driving at an undisclosed speed, the contact noticed a clicking sound coming from the engine compartment. In addition, the contact noticed an unusual odor coming from the exhaust. The vehicle was taken to an independent mechanic where it was diagnosed with a cracked exhaust manifold. The contact was informed that the exhaust manifold needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 210,000.

- Tulsa, OK, USA

The contact owns a 2007 Nissan Titan. While driving at an unknown speed, an abnormally loud sound emitted from the vehicle and became louder when the accelerator pedal was depressed. The vehicle was taken to an independent mechanic. The technician diagnosed that the exhaust manifold was cracked and needed to be replaced. The manufacturer was not made aware of the failure. The vehicle was not repaired. The failure mileage was 120,000.

- Colton, CA, USA

The contact owns a 2007 Nissan Titan. After starting the vehicle, a loud rattling noise emitted from the engine. Later, while driving at an unknown speed, the fuel odor was present inside the vehicle. The vehicle was taken to an independent mechanic who diagnosed that fuel was leaking from the exhaust manifold. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 65,000.

- Florence, SC, USA

The contact owns a 2007 Nissan Titan. The contact stated that while having routine maintenance performed, the technician notified him that the exhaust manifold was fractured in multiple areas and needed to be repaired. The manufacturer was made aware for the failure. The vehicle was not repaired. The failure mileage was 129,672.

- Prescott Valley, AZ, USA