Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSGEO1991TRACKER LSI, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROLS - SPECIFICATIONSIGNITION SYSTEMIGNITION TIMING

1991 Geo Tracker LSi, Automatic

Ignition Timing

1991 Geo Tracker LSi, AutomaticSECTION Ignition Timing

IGNITION TIMING (Degrees BTDC @ RPM) ⁽¹⁾

Application

Man. Trans.

Auto. Trans.

Tracker

⁽²⁾ 8 @ 800

⁽¹⁾	If specification differs from emission label, use specification listed on emission label.

⁽²⁾	Specification listed with jumper wire installed between "C" (Black wire) and "D" (Blue/Red wire) terminals of diagnostic connector, located near fusible link box by the battery.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.