DTC U1889 Chevrolet
4-5 Shift
4-5 Shift
Description
TCM set this code If target gear ratio and actual gear ratio are not match in condition that 4th to 5th gear or 5th to 4th gear shifting.
Cause and Solution
Refer to Engine daignostic system E- Module(1st - gt; 2nd shifting : solenoid valve 1 or 2nd - gt; 1st shifting : solenoid valve 2 Replace ATM
Video Guide
Diagnostic Info
- DTC Code: U1889
- Brand: Chevrolet