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Home >> GMC >> 1995 >> Forward Control 4.3 Z, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls - Basic Testing - 7.4L) >> Idle Speed & Ignition Timing

Idle Speed & Ignition Timing

WARNING: This page is about a different variant/trim than selected.

Ensure idle speed and ignition timing are set to specifications. For specifications, see SPECIFICATIONS - 7.4L article. For adjustment procedures, see IGNITION TIMING .

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