RAM 1500 Truck 4WD V8-5.7L VIN 2 (2007)
Alignment: Customer Interest
Steering - Pulling/Shuddering Upon Brake Application
NUMBER: 02-001-07 REV. A
GROUP: Suspension
DATE: March 31, 2007
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 02-001-07, DATED JANUARY 20, 2007, WHICH SHOULD BE REMOVED
FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** AND INCLUDE A CHANGE TO A LABOR OPERATION
NUMBER.
SUBJECT:
When Braking The Vehicle May Drift To One Side Or Exhibits A Body Shudder
OVERVIEW:
This bulletin involves identifying the type of vehicle drift that may be present and implementing the appropriate repair procedures for the type of vehicle
drift.
MODELS:
2006 - 2007
(DR)
Ram Truck (1500)
NOTE:
This bulletin applies to 4x2 and 4x4 light duty (1500 model) vehicles built on or before November 27, 2006 (MDH 1127XX).
SYMPTOM/CONDITION:
The customer when braking may experience a vehicle drift to one side and/or a vehicle body shudder. This condition may be more noticeable when
brakes are applied at speeds of 88 km/h (55 mph). The vehicle body shudder may exhibit itself as: steering wheel shake, brake pedal pulsation, or seat or
floor vibration.
DIAGNOSIS:
1.
Verify that all four (4) vehicle road tires are in good condition
2.
Verify that the tire pressure in all four (4) vehicle road tires are set to 241 Kpa (35 psi).
3.
Road test the vehicle in a safe environment on a flat and level road at a highway speed of approximately 88 km/h (55 mph).
4.
Without applying the vehicle brakes. Does the vehicle exhibit a drift to the left, right, or both sides on a flat and level road? Record the direction of
vehicle drift.
a.
If YES >>> then perform the section of the Repair Procedure for "Front Tire Cross-Switch and Front End Alignment.".
b.
If NO >>> then proceed to the next step.
5.
Apply the vehicle brakes. On a flat and level road, does the vehicle exhibit a shudder or drift to the left, right, or both sides that is different than
when the vehicle brakes are not applied? Evaluate the vehicle when braking several times (during deceleration, at the end of a stop, or during light,
moderate, or hard stops).
a.
If YES >>> then perform the section of the Repair Procedure for "Front Lower Control Arm Bushings Replacement.
b.
If NO >>> then this bulletin does not apply.
PARTS REQUIRED:
