Exhaust System - Catalytic Converter Buzzing/Rattling: Overview
TSB 06-9-1005/15/06
CATALYTIC CONVERTER BRICK RATTLE OR BUZZING NOISE
FORD:
2004-2005 Crown Victoria
LINCOLN:
2004-2005 Town Car
MERCURY:
2004-2005 Grand Marquis
ISSUE
Some 2004-2005 Crown Victoria/Grand Marquis and Town Car vehicles may exhibit a "buzzing" and or "rattling" noise from underneath the vehicle. This may be caused by a loose catalytic brick in the underbody/rear catalyst.
ACTION
Use the following Service Procedure to separate and replace the rear catalyst.
Parts Block
WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage
OPERATION DESCRIPTION TIME
060910A 2004-2005 Crown Victoria, 1.6 Hrs.
Grand Marquis, Town Car:
Verify Concern And Only
One Side is Rattling,
Remove Underbody
Catalyst, Inspect Light Off
Catalyst And Pass
Inspection, Replace The
Underbody Catalyst One
Side (Do Not Use With
5212A, 5212B, 12650D,
12650D4, 12650D70)
060910B 2004-2005 Crown Victoria, 0.9 Hr.
Grand Marquis, Town Car:
Verify Concern And Only
One Side is Rattling,
Inspect Light Off Catalyst
And Found To Be
Damaged, Replace
Complete Catalyst
Assembly One Side (Do
Not Use With 5212A,
5212B, 12650D, 12650D4,
12650D70)
060910C 2004-2005 Crown Victoria, 2.8 Hrs.
Grand Marquis, and Town
Car: Verify Concern And
Both Sides are Rattling,
Remove Underbody
Catalyst, Inspect Both
Light Off Catalyst And
Both Pass Inspection,
Replace The Underbody
Catalyst Both Sides (Do
Not Use With 5212A,
5212B, 12650D, 12650D4,
12650D70)
060910D 2004-2005 Crown Victoria, 2.1 Hrs.
Grand Marquis, And Town
Car: Verify Concern Both
Sides Are Rattling,
Remove Both Underbody
Catalysts, Inspect Both
Light Off Catalysts And
Found Only One Light Off
Catalysts To Be Damaged,
Replace The Complete
Catalyst Assembly One
Side, Replace Underbody
Catalyst On the Other Side
(Do Not Use With 5212A,
5212B, 12650D, 12650D4,
12650D70)
060910E 2004-2005 Crown Victoria, 1.4 Hrs.
Grand Marquis, And Town
Car: Verify Concern And
Both Sides Are Rattling,
Remove Underbody
Catalysts, Inspect Both
Light Off Catalysts and
Both are Found To Be
Damaged, Replace
Complete Catalyst
Assemblies Both Sides (Do
Not Use With 5212A,
5212B, 12650D, 12650D4,
12650D70)
DEALER CODING
CONDITION
BASIC PART NO. CODE
5E212 55
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