P0733high severityPowertrain

Gear 3 Incorrect Ratio

on 1999 Chevrolet Astro 4.3L V6 Vortec · RWD

What this code means

Incorrect gear ratio detected in 3rd gear.

Symptoms

  • Slipping in 3rd
  • Shift problems

Common causes

  • 3rd gear components worn
  • Solenoid issue

Diagnostic steps

  1. Monitor gear ratio
  2. Test solenoids

Repair notes

Service transmission.

Other Powertrain codes on this vehicle

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