Covers the 1991 Ford F-Super Duty chassis cab in Custom Cab & trim, with two engines from 7.3 to 7.5 litres: naturally aspirated V8. Factory procedures, specifications and torque values for this model year.
Only one owner complaint has been reported to NHTSA for the 1991 F-Super Duty.
Engines covered
- 7.3L V8 (445 cu in) — OHV, naturally aspirated, diesel
- 7.5L V8 (460 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 2-door chassis, conventional
Trims covered
- Custom Cab &
THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. VEHICLE DESCRIPTION: 1990-1993 FORD F-SERIES VEHICLES EQUIPPED WIT
A MALFUNCTIONING CHECK VALVE WITHIN THE FUEL PUMP ASSEMBLY CAUSES A PORTION OF THE UNUSED FUEL FROM ONE TANK TO BE RETURNED TO THE SECOND TANK. WHEN THIS OCCURS, THE CAPACITY OF THE SECOND TANK CAN BE
SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT
INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA. *TT
RECOMMENDED GUIDELINES FOR TOWING BEHIND RECREATIONAL VEHICLES. *TT
SERVICE TIP INFORMATION REGARDING THE REVERSE CLUTCH PISTON AND PISTON SEAL USAGE. *TT
EXPERIENCING FRONT END SHIMMY OCCURRING AT VARIOUS DRIVING SPEEDS AND IS USUALLY INDUCED WHEN HITTING BUMPS SUCH AS LARGE POTHOLES OR ROUGH RAILROAD CROSSINGS. *TT
EXPERIENCING EXCESSIVE BRAKE PEDAL TRAVEL ACCOMPANIED BY REDUCED BRAKING EFFECTIVENESS WHEN THE VEHICLE IS OPERATED AT AN IDLE FOR EXTENDED PERIODS, IN HILLY TERRAIN, IN HIGH AMBIENT TEMPERATURES AND / OR WHEN THE VEHICLE IS LOCATED IN EXCE
Showing the 8 most recent of 47 technical service bulletins on file with NHTSA.
FUEL LEAKAGE FROM DUAL TANKS OR CROSSOVER VALVE/LINES WHEN FULL OR DURING WARM WEATHER CONDITIONS. *AK
