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 MANUALSCHEVROLET2008SILVERADO 3500 2WD V8-6.0LREPAIR AND DIAGNOSISSERVICE PRECAUTIONSVEHICLE DAMAGE WARNINGSSERVICE PROGRAMMING SYSTEM (SPS) NOTICE
2008 Chevrolet Silverado 3500 2WD V8-6.0L
Service Programming System (SPS) Notice
2008 Chevrolet Silverado 3500 2WD V8-6.0LSECTION Service Programming System (SPS) Notice
Service Programming System (SPS) Notice
Notice: Before programming a control module, the following must be observed, or control module damage may occur:
* The Tech 2 and the terminal must have the latest software.
* The vehicle battery must be fully charged. The battery voltage should be between 12-14 volts.
* The Tech 2 and the terminal cable connections must be secure.
* A battery charger must NOT be connected to the battery when programming a control module.
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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.