K 1500 Truck 4WD V8-6.5L DSL Turbo VIN F (1999)
14.7. If the TDC Offset is stuck on a high - (negative) value, check for a damaged or improperly installed crankshaft position sensor.
14.8. If all checks have been performed, the injection pump may be malfunctioning, however, this is an extremely unlikely failure.