Symptoms - Propeller Shaft

Symptoms - Propeller Shaft

Strategy Based Diagnostics

Review the system operations in order to familiarize yourself with the system functions. Refer to Propeller Shaft Description and Operation Description and Operation , Transfer Case Description and Operation Transfer Case Description and Operation for the Getrag 760 transfer case, and Rear Drive Axle Description and Operation Description and Operation in this service manual. All diagnosis on a vehicle should follow a logical process. Strategy based diagnostics is a uniform approach for repairing all systems. The diagnostic flow may always be used in order to resolve a system problem. The diagnostic flow is the place to start when repairs are necessary. For a detailed explanation, refer to Strategy Based Diagnosis Strategy Based Diagnosis.

Visual/Physical Inspection

* Inspect for aftermarket devices which could affect the operation of the vehicle. Refer to Checking Aftermarket Accessories Checking Aftermarket Accessories.

Note:
The constant velocity (CV) joint is not serviceable. If the boot is torn or the joint is worn or damaged, replace the propeller shaft as an assembly.

* Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom:

- Inspect the CV joint boot for rips or cracks.

- Rotate the CV joint to inspect for binding.

- Inspect the CV joint for grease or oil leakage.

* Verify the exact operating conditions under which the concern exists. Note factors such as speed, road conditions, ambient temperature, and other specifics.

* Compare the driving characteristics or sounds, if applicable, to a known good vehicle and make sure you are not trying to correct a normal condition.

Intermittent

Test the vehicle under the same conditions that the customer reported in order to verify the system is operating properly.

Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

* Ping, Snap, or Click Noise Ping, Snap, or Click Noise

* Knock or Clunk Noise Knock or Clunk Noise

* Scraping Noise Scraping Noise

* Squeak Noise Squeak Noise

* Shudder on Acceleration at Low Speed Shudder on Acceleration at Low Speed