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 MANUALSPONTIAC2007WAVE LT, 4D HATCHBACK, STANDARD, Y4M/MLMREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEMDESCRIPTION AND OPERATIONABS DESCRIPTION AND OPERATIONBASIC KNOWLEDGE REQUIRED
2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLM
Basic Knowledge Required
2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLMSECTION Basic Knowledge Required
Before using this section, it is important that you have a basic knowledge of the following items. Without this basic knowledge, it will be difficult to use the diagnostic procedures contained in this section.
- Basic electrical circuits-You should understand the basic theory of electricity and know the meaning of potential, voltage, current, amperes, and resistance, ohms. You should understand what happens in a circuit with open or shorted wire. You should be able to read and understand a wiring diagram.
- Use of circuit test tools-You should be familiar with a digital multimeter (DMM), and be familiar with the meter controls and how to use them correctly. You should be able to measure voltage, resistance, and current. You should know how to use jumper wire to bypass components for testing circuits.
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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.