Operation CHARM
: Car repair manuals for everyone.
Home
>>
Buick
>>
1989
>>
Electra Park Avenue V6-231 3.8L VIN C SFI
>>
Repair and Diagnosis
>>
Transmission and Drivetrain
>>
Automatic Transmission/Transaxle
>>
Testing and Inspection
>>
Symptom Related Diagnostic Procedures
>>
Harsh 4-3 Downshift
Harsh 4-3 Downshift
1. No. 1 check ball missing from control valve assembly.