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 MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 846 (POWER STEERING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC C0848CONDITIONS FOR CLEARING THE MIL/DTC
1999 GMC Forward Control 5.7 R, Automatic
Conditions for Clearing the MIL/DTC
1999 GMC Forward Control 5.7 R, AutomaticSECTION Conditions for Clearing the MIL/DTC
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- A current DTC will clear on the next consecutive malfunction free ignition cycle.
- A history DTC will clear after 100 consecutive malfunction free ignition cycles.
- Using a scan tool
DTC C0848
| Step | Action | Yes | No |
|---|---|---|---|
| Connector End Views Reference: Power Steering System Connector End Views | |||
| 1 | Did you perform the Power Steering Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Power Steering System |
| 2 | Test the ignition 1 voltage circuit for a short to voltage. Refer to Testing for a Short to Voltage
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
| 3 |
|
Go to Step 2 | System OK |
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.