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.
2016 Cadillac SRX BaseFACTORY OEM SERVICE PROCEDURE
Diagnostic Fault Information
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| B+ | U0101 00, U3000 CC | U0101 00, U3000 CC | - | - |
| Ignition | U0101 00, U3000 CC, U1814, U2099 | U0101 00, U3000 CC | - | - |
| High Speed GMLAN Serial Data (+) | U0073* | U0101 00, U3000 CC | U0073* | - |
| High Speed GMLAN Serial Data (-) | U0073* | U0101 00, U3000 CC | U0073* | - |
| Ground | - | U0101 00, U3000 CC | - | - |
| * Scan tool does not communicate with most high speed GMLAN device | ||||
Factory Service Tools
Use the Manual With the Right Hardware
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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.