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 MANUALSCHEVROLET1999PICKUP K1500, 5.7 RREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSAUTOMATIC TRANSMISSION DIAGNOSIS - 4L60-E
1999 Chevrolet Pickup K1500, 5.7 R
Automatic Transmission Diagnosis - 4L60-E
1999 Chevrolet Pickup K1500, 5.7 RSECTION Automatic Transmission Diagnosis - 4L60-E
- Application
- Description & Operation
- Trouble Shooting
- Symptom Tests
- Component Tests
- Diagnosis & Testing
- Diagnostic Tests (Passenger Cars)
- Notes
- Using Diagnostic Tests & Wiring Diagrams
- DTC P0218: Transmission Fluid OVERTEMP.
- DTC P0502: Vehicle Speed Sensor Circuit (Low Input)
- DTC P0503: Vehicle Speed Sensor Circuit (Intermittent)
- DTC P0711: Transmission Fluid Temperature (TFT) Sensor Circuit (Range/Performance)
- DTC P0712: Trans. Fluid Temperature (TFT) Sensor Circuit (Low Input)
- DTC P0713: Trans. Fluid Temperature (TFT) Sensor Circuit (High Input)
- DTC P0719: Brake Switch Circuit Low Input (Switch Stuck On)
- DTC P0724: Brake Switch Circuit High Input (Switch Stuck Off)
- DTC P0740: TCC Solenoid Electrical Malfunction
- DTC P0742: TCC Circuit Inoperative (Stuck On)
- DTC P0748: Pressure Control Solenoid (PCS) Electrical Malfunction
- DTC P0751: 1-2 Shift Solenoid ("A") Performance Malfunction
- DTC P0753: 1-2 Shift Solenoid ("A") Electrical Malfunction
- DTC P0756: 2-3 Shift Solenoid ("B") Performance Malfunction
- DTC P0758: 2-3 Shift Solenoid ("B") Electrical Malfunction
- DTC P0785: 3-2 Shift Solenoid Electrical Malfunction
- DTC P1810: Transmission Fluid Pressure (TFP) Manual Valve Position Switch Assembly Malfunction
- DTC P1860: TCC PWM Solenoid Electrical Malfunction
- DTC P1870: Transmission Component Slipping
- Diagnostic Tests (Light Trucks & Vans)
- Using Diagnostic Tests & Wiring Diagrams
- DTC P0218: Transmission Fluid OVERTEMPERATURE
- DTC P0502: Vehicle Speed Sensor Circuit (Low Input)
- DTC P0503: Vehicle Speed Sensor Circuit (Intermittent)
- DTC P0711: Trans. Fluid Temperature (TFT) Sensor Circuit (Range/Performance)
- DTC P0712: Trans. Fluid Temperature (TFT) Sensor Circuit (Low Input)
- DTC P0713: Trans. Fluid Temperature (TFT) Sensor Circuit (High Input)
- DTC P0719: Brake Switch Circuit Low Input (Switch Stuck On)
- DTC P0724: Brake Switch Circuit Low Input (Switch Stuck Off)
- DTC P0740: TCC Solenoid Electrical Malfunction
- DTC P0742: TCC Circuit Inoperative (Stuck On)
- DTC P0748: Pressure Control Solenoid (PCS) Electrical Malfunction
- DTC P0751: 1-2 Shift Solenoid ("A") Performance Malfunction
- DTC P0753: 1-2 Shift Solenoid ("A") Electrical Malfunction
- DTC P0756: 2-3 Shift Solenoid ("B") Performance Malfunction
- DTC P0758: 2-3 Shift Solenoid ("B") Electrical Malfunction
- DTC P0785: 3-2 Shift Solenoid Electrical Malfunction
- DTC P1810: Transmission Fluid Pressure (TFP) Manual Valve Position Switch Assembly Malfunction
- DTC P1860: TCC PWM Solenoid Electrical Malfunction
- DTC P1870: Transmission Component Slipping
- DTC P1875: 4WD Low Circuit Malfunction
- Wiring Diagrams
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.