Exhaust System - Sounds Louder Than Normal
NUMBER: 11-001-10GROUP: Exhaust System
DATE: September 16, 2010
THIS SERVICE BULLETIN IS ALSO BEING RELEASED AS RAPID RESPONSE TRANSMITTAL 10-053. ALL APPLICABLE VINs HAVE BEEN LOADED.
SUBJECT:
Exhaust System Noise
OVERVIEW:
This bulletin involves listening to the exhaust pipe to muffler connection on both the right and left sides. It will only be necessary to replace the exhaust pipe/catalytic converter assembly and gasket if the exhaust is leaking at the joint.
MODELS:
2011 (WK) Grand Cherokee
NOTE:
This Service Bulletin applies to vehicles equipped with a 3.6L engine (Sales Code ERB) built before June 25, 2010 (MDH 06257XX).
SYMPTOM/CONDITION:
Some customers may notice that the exhaust is louder then expected. This condition is caused by the rear joint of the exhaust pipe/catalytic converter assembly being out of specification.
DIAGNOSIS:
If the above Symptom/Condition is present, perform the Repair Procedure.
PARTS REQUIRED:
NOTE:
Very few vehicles are expected to need this repair. Only order parts if the vehicle is experiencing the condition.
REPAIR PROCEDURE:
1. Raise vehicle on a hoist.
2. Start engine.
3. Inspect right and left exhaust at the joints between the exhaust pipe and muffler.
NOTE:
Very few vehicles are expected to need this repair. Only order parts if the vehicle is experiencing the condition.
4. Can a leak be heard at the joint?
a. No >>> Return vehicle to Customer or inventory.
b. Yes >>> Replace exhaust pipe/catalytic converter assembly and gasket.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
FAILURE CODE:
Disclaimer:
This bulletin is supplied as technical information only and is not an authorization for repair.