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 for the Getrag 760 transfer case, and Rear Drive Axle 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