Home | GMC | 1988 GMC W7500 Forward W7R042 8.4L L6 (6SA1) Turbocharged DIESEL FI OEM Repair Service Data Manual and Parts Catalog
1988 GMC W7500 Forward W7R042 (8.4L L6 (6SA1) Turbocharged DIESEL FI) – OEM service data and parts catalog. Wiring diagrams, DTC codes, labor times, torque specs. AI-powered. Try free.
$14.95