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Have a 2000 Navigator with 109K suddenly running rough and stalling. The first thing I noticed was a low pitched hum sound, seemingly coming from the drivers side firewall area, and then a near stall situation. Now it seems to continually run rough and intermittently give the previously described symptom. I took it to AutoZone and they provided me the following codes: P0131, P0136, P0151, P0156, P0171, P0174.
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath
Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.