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Home >> GMC >> 1991 >> Forward Control 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Controls - Specifications - 3.8L) >> Ignition System >> Ignition Timing
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Ignition Timing

WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, 1995 Dodge Caravan, and 1995 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Always refer to Emission Control Label in engine compartment before attempting service. If manual and label differ, always use emission label specifications.
IGNITION TIMING

Application (1) Degrees BTDC
All Models (2)
(1) At idle.
(2) Ignition timing is controlled by PCM and is not adjustable.