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 MANUALSGMC1995SAFARI VAN PASSENGER, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETHEORY AND OPERATIONENGINE CONTROLS - THEORY & OPERATION - 4.3L.COMPUTERIZED ENGINE CONTROLSPOWERTRAIN CONTROL MODULEARITHMETIC LOGIC UNIT (ALU)
1995 GMC Safari Van Passenger, AWD
Arithmetic Logic Unit (ALU)
1995 GMC Safari Van Passenger, AWDSECTION Arithmetic Logic Unit (ALU)
This internal component of the control module converts electrical signals received from various engine sensors into digital signals for use by the CPU.
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.