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Injection Pump Timing

WARNING: This page is about a different car, the 1997 GMC Vandura, 1997 GMC Forward Control, 1997 Chevrolet Forward Control, and 1997 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Diesel injection pump timing can be checked using scan tool. See DIESEL INJECTION PUMP TIMING (DEGREES BTDC @ RPM) table. For diesel injection pump timing adjustment procedures, see the ADJUSTMENTS - 6.5L DIESEL article.
DIESEL INJECTION PUMP TIMING

Application Man. Trans. Auto. Trans.
6.5L 3.5 @ Idle 3.5 @ Idle