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 MANUALSPONTIAC2007TORRENT AWDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROLS AND FUEL - 3.4L - DTC P0016 TO DTC P0408DTC P0107 OR P0108COMPONENT TESTING
2007 Pontiac Torrent AWD
Component Testing
2007 Pontiac Torrent AWDSECTION Component Testing
- Turn ON the ignition, with the engine OFF and remove the MAP sensor.
- Install a 3A fused jumper wire between the 5-volt reference circuit terminal C and the corresponding terminal of the MAP sensor.
- Install a jumper wire between the low reference circuit terminal A of the MAP sensor and ground.
- Install a jumper wire at terminal B of the MAP sensor.
- Connect a DMM between the jumper wire from terminal B of the MAP sensor and ground.
- Install the J 23738-A
to the MAP sensor vacuum port. See Special Tools
. Slowly apply vacuum to the sensor while observing the voltage on the DMM. The voltage should vary between 0-5.2 volts, without any spikes or dropouts.
- If the voltage is not within the specified range or is erratic, replace the MAP sensor.
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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.