Symptoms:
- 3-4 Soft
Cause:
Fatigued OE 3-4 accumulator springs.Correction:
Sonnax 3-4 accumulator spring re-establishes proper shift feel in these transmissions. This is a duplicate of OEM diesel application 47RE.42RE, 42RH, 44RE, 44RH, 46RE, 46RH, 47RE, 47RH, 48RE
3-4 Accumulator Spring
Part No. 12861-01
Matches OE 47RE diesel calibration.
View Instructions Find a DistributorIn vehicles with listed Chrysler units, it is common for the 3-4 accumulator spring to fatigue, causing sluggish shifts or to break. Sonnax offers specially designed 3-4 accumulator spring 12861-01 to restore the proper shift feel. Sonnax spring is the duplicate of the OE spring in the 47RE diesel application.
Related Sonnax Parts
Required
Recommended
42RE, 42RH
The Sure Cure® Kit SC-42RHE
-
Helps cure:
- Low cooler flow
- Lube failures
- Build up of release pressure during lockup
- Converter bushing failure
- Lockup shudder
- Overheated converter
- Soft TCC apply
Required
Recommended
48RE
The Sure Cure® Kit SC-48RE
-
Helps cure:
- Build up of release pressure during lockup
- Converter bushing failure
- Delayed engagement
- Lockup shudder
- Lube failures
- Overheated converter
- Poor cooler charge at idle
- Poor detent & upshift control
- Poor Forward & Reverse engagement
- PR valve buzz
- Reverse slip
- Soft TCC apply
- Throttle buzz
- Low cooler flow
