One problem related to emission control has been reported for the 2003 Nissan Frontier. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Nissan Frontier based on all problems reported for the 2003 Frontier.
While driving, specifically in rain storms, vehicle stalled. Took the vehicle to the dealer. Was told that water was being sucked into the air filter from the wheel well. Vehicle would knock and sputter when trying to accelerate. Air filter sucks water from around the wheel area.
| Car Stall problems | |
| Engine Cooling System problems | |
| Emission Control problems | |
| Radiator Hose problems |