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hard upshift on 2010 f-250

hello,i am new to this site,and a new superduty owner.2010 f-250 with 6.4 turbo diesel,i consistantly get a hard upshift from 2nd to 3rd gear only,with a klunk each time,dealer tells me nothings wrong,50,000.00 for a klunk,dont seem right.has anyone had this problem or any thoughts on this,thanks,fred
 

blacksnapon

Moderator
Staff member
have them do diagnostics by symptom

hello,i am new to this site,and a new superduty owner.2010 f-250 with 6.4 turbo diesel,i consistantly get a hard upshift from 2nd to 3rd gear only,with a klunk each time,dealer tells me nothings wrong,50,000.00 for a klunk,dont seem right.has anyone had this problem or any thoughts on this,thanks,fred



Harsh 2-3 Shift

Possible Component Reference/Action
237 — ROUTINE
Powertrain Control System
PCM (gasoline engines), Transmission Control Module (TCM) (diesel engines), vehicle wiring harnesses, transmission internal harness, Shift Solenoid Pressure Control B (SSPCB), Shift Solenoid Pressure Control C (SSPCC), Torque Converter Clutch (TCC) solenoid, Turbine Shaft Speed (TSS)/intermediate shaft speed sensor, Output Shaft Speed (OSS) sensor, Transmission Fluid Temperature (TFT) sensor
Carry out On-Board Diagnostic (OBD) tests. Refer to the Powertrain Control/Emissions Diagnosis (PC/ED) manual for diagnosis and testing of the PCM. For gasoline engines, GO to Pinpoint Test A, GO to Pinpoint Test B and GO to Pinpoint Test D. For diesel engines, GO to Pinpoint Test F, GO to Pinpoint Test G and GO to Pinpoint Test I. Repair as necessary. Clear the DTCs, road test and rerun OBD test.

Transmission Fluid
Incorrect level
Check transmission fluid level and adjust as necessary. Refer to Preliminary Inspection in this section.

Condition
Carry out Transmission Fluid Condition Check. Refer to Preliminary Inspection in this section.

Incorrect Line Pressures
High pressures
Check pressure at line tap. Carry out Line Pressure Test. Refer to Special Testing Procedures in this section. Follow the pressure diagnosis test as required.

Solenoid Body Assembly
Bolts not tightened to specification
Tighten to specification.

Filter gasket damaged
Inspect for damage. If damaged, install a new filter gasket.

Contamination
Disassemble and clean.

SSPCB, SSPCC, TCC solenoid(s) damaged, stuck or bore damaged; manual valve damaged, stuck or bore damaged
If damaged or parts are missing, install a new solenoid body assembly. If misassembled, reassemble correctly.

Overdrive (O/D) Clutch Assembly
Seals, piston damaged
Inspect for damage. Repair as necessary.

Filtered orifice damaged, missing, not seating, off location
Inspect for mislocation, poor seating, damage. Install a new drum.

Friction elements damaged or worn
Inspect for damage. Repair as necessary.

Return springs damaged
Inspect for damage. Repair as necessary.

Snap ring for One-Way Clutch (OWC) and/or return spring not seated or damaged
Inspect for damage. Repair as necessary.

Intermediate Clutch Assembly
Seals, piston damaged
Inspect for damage. Repair as necessary.

Filtered orifice damaged, missing, not seating, off location
Inspect for mislocation, poor seating, damage. Install a new pump if damaged.

Friction elements damaged or worn
Inspect for damage. Repair as necessary.

Return springs damaged
Inspect for damage. Repair as necessary.

Snap ring for OWC and/or return spring not seated or damaged
Inspect for damage. Repair as necessary.
 
wow,thanks for help,will contact dealer and have them run another diagnostic check,appearantly this is not normal operation as i was told.thanks again fred
 

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