Chassis Dynamics - Diagnosis and Repair: Overview
NO: 05-03-97GROUP: Brakes
EFFECTIVE DATE: Mar. 17, 1997
SUBJECT:
Chassis Dynamics Diagnosis
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 05-10-96, DATED DEC. 13, 1996, WHICH SHOULD BE REMOVED FROM YOUR FILES AND NOTED IN THE 1996 TECHNICAL SERVICE BULLETIN MANUAL (PUBLICATION NO. 81-699-97010). REVISIONS HAVE BEEN MADE TO THE TORQUE SPECIFICATIONS, THE PROCEDURE, AND LABOR OPERATION NUMBERS. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS**.
MODELS:
1994 - 1997 (BR) Ram Truck
SYMPTOM/CONDITION:
Chassis Dynamics Diagnosis is the diagnosis of a condition where the vehicle may move either to the right or the left when not controlled by the driver. This condition can be caused by any of the following:
Non-Factory Installed Options (e.g. Snow plow)
Tires or Wheels of Different Size
Aftermarket Wheels
Tires That Have a Belt That Has Shifted
Incorrect Tire Pressure
A Vehicle That is Carrying Extra Added Weight (e.g. tool boxes)
Steering and/or Suspension Components That Are Worn or Damaged
Wheel Bearings That Are Worn or Damaged
A Vehicle That Is Not Within Alignment Specifications
Brake Drag From Brake Components That Do Not Release
Braking Imbalance
NOTE:
UNDER CERTAIN ROAD CONDITIONS (E.G. HIGH ROAD CROWN, GROOVED ROADS, ETC.), MOST VEHICLES WILL MOVE TO THE RIGHT OR LEFT UNCONTROLLED BY THE DRIVER. ALSO, THE SAME MAY HAPPEN IF A CROSS WIND CONDITION EXISTS.