SKU: JD04110
Trim level and powertrain change the numbers that matter: torque specs, wiring, fluid capacities, part numbers. A generic General guide gets you close. This is the documentation for your exact 1987 GMC General N9F042, not a nearby approximation.
The 1987 GMC General N9F042, 12.1L V8 (8V-92) DIESEL FI, has its own OEM-Authorized documentation set. Jayda pulls it from GMC's source: component locations, diagnostic procedures, wiring schematics, labor times, fluid specifications, OEM part numbers, torque specs, TSBs, and recall information specific to this configuration.
The right procedure for this General. Not a platform approximation.
All 12 OEM data features included with Pro Tech, grouped by how you'd actually use them.
