1990 Ford L Series technical service bulletins
31 technical service bulletins and manufacturer communications cover the 1990 Ford L Series.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Information on identifying non-approved / alternate refrigerants which could cause safety, and performance...
- Information on tire company telephone numbers for customer assistance
- Announcing the ford OEM air conditioning retrofit kit availability
- Wiring - electrical diode identification and service replacements
- On some vehicles, the back panel of the cab may crack
- Revised dual output sensor (electronic premium diesel only)
- Brakes-front-front axle shudder/vibration when brakes are applied-vehicles equipped with 14,600, 16,000...
- Brakes-rear-re-index rear/rear brake chamber or eliminate interference with dso asphalt spreader...
- Revised blower motor switch
- Transmission - rockwell RMX9 amd RMO9 overdrive transmissions-transmission countershaft end clearance may...
- Popping noise from front suspension when turning
- Ignition switch-overloading on switch contacts-vehicles equipped with city delivery instrument panel-built...
- Hood - check cables restrict hood opening
- Unknown
- Turn signal or turn signal hazard flasher inoperative when flasher circuit is overloaded - vehicles with...
- Instrumentation and hobbs hd flasher may experience turn signal and flasher concerns due to the flasher...
- Revised dual output vehicle speed sensor
- A revised service windshield wiper motor is now available
- Instrument panel cover may crack near the hand throttle on vehicles with the city delivery package
- Upgrade of wiring and components for increased flasher circuit capacity
- New wiper arm assembly with improved spring durability
- Battery covers for outboard frame-mounted batteries rattle or crack
- The transmission countershaft bearing end clearance may not be within specification on some vehicles
- Wiper motors have been upgraded which now requires an installation kit
- L series wiper motor has been upgraded, which now requires an installation kit
- Steering - revised camber specification
- Lack of power - excessive play at throttle linkage
- Wiper motor replacement - upgraded service kits
- New ford holland engine may exhibit the need for frequent throttle linkage adjustments
- Multi-piece driveshaft misalignment with center bearing
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