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Home >> GMC >> 1992 >> Value Van 6.2 J, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Controls - Specifications >> Ignition System >> Ignition Timing
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Ignition Timing

NOTE: For timing adjustment procedures, see ADJUSTMENTS article in the ENGINE PERFORMANCE Section.
IGNITION TIMING (Degrees BTDC @ RPM)

Application (1) Man. Trans. (2) Auto. Trans.
2.5L (VIN E) 8 @ Idle 8 @ Idle
2.8L (VIN R) 10 @ Idle 10 @ Idle
3.1L (VIN D) 10 @ Idle 10 @ Idle
3.8L (VIN L) (3) (3)
4.3L (VIN W & Z) 0 @ Idle 0 @ Idle
5.0L (VIN H) 0 @ Idle 0 @ Idle
5.7L (VIN K) 0 @ Idle 0 @ Idle
7.4L (VIN N) 4 @ Idle 4 @ Idle
(1) With transmission in Neutral.
(2) With transmission in Neutral or Park.
(3) Timing is not adjustable.
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