RAM 2500 Truck 2WD L6-359 5.9L DSL Turbo VIN D FI (1997)
Throttle Cable/Linkage: Customer Interest
Throttle Linkage - Vehicle Bucks on Light Acceleration
NO: 18-29-97 Rev. A
GROUP: Vehicle Performance
DATE: Dec. 5, 1997
SUBJECT:
Vehicle Bucking
THIS BULLETIN SUPERCEDES TECHNICAL SERVICE BULLETIN 18-29-97, DATED OCT. 17, 1997 WHICH SHOULD BE REMOVED FROM
YOUR FILES. ALL CHANGES ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDES CLARIFICATION FOR MANUAL
TRANSMISSION VEHICLES ONLY.
MODELS:
1996-1998 (BR/BE) Ram Truck
NOTE:
THIS BULLETIN APPLIES TO THE 5.9L CUMMINS DIESEL **WITH MANUAL TRANSMISSIONS ONLY**.
SYMPTOM/CONDITION:
Vehicle bucking or jerking during steady state operation or mild acceleration.
DISCUSSION:
Some vehicles may exhibit a bucking or jerking condition while under light acceleration or while driving at steady state speeds. The vehicle may be in a
loaded or unloaded state when the bucking or jerking occurs. This condition results from the sensitivity of the throttle linkage to driver input. If this
situation is described by the owner, perform the Repair Procedure.
PARTS REQUIRED:
1
05011726AA
Kit, Throttle Linkage
REPAIR PROCEDURE:
This bulletin involves replacing the throttle linkage and levers with revised parts.
1.
Remove the air duct from the charge air cooler and intake manifold connection to gain access to the injection pump linkage. Place a rag over the
open intake to prevent foreign objects from entering.
2.
Disconnect the throttle cable and cruise control cable (if equipped) from the front throttle bracket assembly.
3.
Remove the throttle control rod, front throttle bracket assembly, lever from injection pump arm, and all throttle return springs. Discard all parts.
4.
From kit p/n 05011726AA, install the aluminum mounting block (Figure 1) to the injection pump arm using 2 bolts (M6 x 1.25 x 20). The cutout
will face outwards. Torque the bolts to 9 Nm (60 in. lbs.).
