Subject: | 97 - 05 Chevrolet Corvette 4L60E/4L65E P0894/P1870 After Ring and Pinion Replacement |
Models: | . |
The following diagnosis might be helpful if the vehicle exhibits the symptom described in the PI.
he 4L60E/4L65E automatic transmission may experience a condition of DTC P1870/P0894 after the installation of an incorrect ring and pinion gear ratio.
Install the correct gear ratio ring and pinion.
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Please follow this diagnosis process throughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed. If these steps do not resolve the condition, please contact GM TAC for further diagnostic assistance.
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