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 MANUALSSATURN2000LS1 AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 8 (CRUISE CONTROL SYSTEMS (3.0L))
2000 Saturn LS1 Automatic
Section 8 (Cruise Control Systems (3.0L))
2000 Saturn LS1 AutomaticSECTION Section 8 (Cruise Control Systems (3.0L))
WARNING: This page is about a different car, the 2001 Saturn LW300, 2001 Saturn L300, 2000 Saturn LW2, and 2000 Saturn LS2. However, it is still accessible from the selected car via links, so may be relevant.
- Description
- Operation
- Component Locations
- Adjustments
- Trouble Shooting
- Self-Diagnostic System
- Diagnostic Tests
- Notes
- DTC P0121: Throttle Position Sensor No. 1 Performance
- DTC P0122: Throttle Position Sensor No. 1 Low Voltage
- DTC P0123: Throttle Position Sensor No. 1 High Voltage
- DTC P0221: Throttle Position Sensor No. 2 Performance
- DTC P0222: Throttle Position Sensor No. 2 Low Voltage
- DTC P0223: Throttle Position Sensor No. 2 High Voltage
- DTC P0500: Vehicle Speed Sensor Circuit
- DTC P0571: Cruise Control Brake Switch Circuit
- DTC P0705: Transaxle Range Switch Circuit
- DTC P1271: App Sensor No. 1-2 Correlation
- DTC P1277: App Sensor No. 1 Circuit - Low Voltage
- DTC P1278: App Sensor No. 1 Circuit - High Voltage
- DTC P1282: App Sensor No. 2 Circuit - Low Voltage
- DTC P1283: App Sensor No. 2 Circuit - High Voltage
- Removal & Installation
- Wiring Diagrams
RENDER: 1.0x
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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.