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Home >> Pontiac >> 1991 >> 6000 SE >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing - 2.5L/151 TBI In-Line 4 VIN [R] >> Ignition System >> Ignition Timing Check/Adjust
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Ignition Timing Check/Adjust

The ignition timing is controlled by the Electronic Control Module and no adjustment is required or possible.

NOTE: This DIS engine is still equipped with a socket for a magnetic probe timing meter, located 9.5° ATDC.