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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN PASSENGER EXTENDED, 5.0 MREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 755 (AUTOMATIC TRANSMISSION, 4L60-E/4L65-E (TROUBLESHOOTING))TROUBLESHOOTINGROAD TEST PROCEDUREMANUAL GEAR RANGE SELECTION
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 M

Manual Gear Range Selection

2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 MSECTION Manual Gear Range Selection
WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

The shift solenoids control the upshifts in the manual gear ranges.

Perform the following tests using 10-15 percent throttle angle.

Reverse

  1. With the vehicle stopped, move the gear selector to REVERSE.
  2. Slowly accelerate the vehicle.
  3. Verify that there is no noticeable slip, noise or vibration.

Manual First

  1. With the vehicle stopped, move the gear selector to FIRST.
  2. Accelerate the vehicle to 32 km/h (20 mph).
  3. Verify the following:
    • No upshifts occur
    • The TCC does not apply
    • There is no noticeable slip, noise, or vibration

Manual Second

  1. With the vehicle stopped, move the gear selector to SECOND.
  2. Accelerate the vehicle to 57 km/h (35 mph).
  3. Verify the following:
    • The 1-2 shift occurs
    • The 2-3 shift does not occur
    • There is no noticeable slip, noise or vibration

Manual Third

  1. With the vehicle stopped, move the gear selector to THIRD.
  2. Accelerate the vehicle to 64 km/h (40 mph).
  3. Verify the following:
    • The 1-2 shift occurs
    • The 2-3 shift occurs
    • There is no noticeable slip, noise or vibration
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.