1988 Ford LN8000 Service and Repair Manual
This factory service and repair manual for the 1988 Ford LN8000 documents a short-conventional tractor and straight truck, sold in Base trim, with three diesels: the turbocharged 7.8L inline-six (473 cu in), the turbocharged 10.4L V8 (636 cu in) and the naturally aspirated 10.4L V8. Procedures, specifications, torque values, wiring diagrams and diagnostics are given for each engine, so the inline-six and the two V8 versions are each covered on their own terms.
Engines covered
- 7.8L inline-six (473 cu in) — turbocharged, diesel
- 10.4L V8 (636 cu in) — turbocharged, diesel
- 10.4L V8 (636 cu in) — naturally aspirated, diesel
Body styles covered
- Tractor truck, short conventional
- Straight truck, short conventional
Trims covered
- Base
Known issues on the 1988 LN8000. The 1988 LN8000 draws a blank at NHTSA: no recalls, no owner complaints. The manual's procedures, specifications, torque values, wiring diagrams and diagnostics for the turbocharged 7.8L inline-six and the turbocharged and naturally aspirated 10.4L V8s, in both body styles, are the reference for this truck and the systems around those engines.
