“Clack” or “Popping” Sound from Trunk and /or Rear Shelf Area – 2013 Subaru BRZ

NHTSA ID Number: 10235917

Manufacturer Communication Number: 1214012R

Summary

?Clack? or ?Popping? Sound from Trunk

 


NUMBER: 12-140-12
DATE: 11/12/12
REVISED 10/15/13

APPLICABILITY:2013MY BRZ
SUBJECT:“Clack” or “Popping” Sound from Trunk and /or Rear Shelf Area

 

INTRODUCTION

The purpose of this bulletin is to provide a repair procedure to address a customer concern of a “clack” or “popping” sound from the trunk and / or rear package shelf area.  The sound may occur over bumps or when a twisting motion is introduced into the vehicle chassis at low speeds.  The tendency is for the sound to originate on the Driver’s (l/hand) side (Case #1).  The procedure for Case #1 will remedy the majority of vehicles with this condition.  After verifying the customer’s concern and performing the procedure, be sure to road test the car again to confirm the sound has been repaired.  In a rare instance where the sound persists, the Case #2 procedure will need to be performed.

 

COUNTERMEASURE IN PRODUCTION

A countermeasure was incorporated into production in July, 2012 starting with VIN number D*610808.

 

PART INFORMATION

Castle Products “Endura” is a spray grease product available through their network of local distributors.

To find your closest local distributor, go to: http://www.castlepackspower.com or call: 1-800-876-0222.

 

SERVICE PROCEDURE, CASE 1

The photo below shows the location of the area of the spot weld to inspect on the Driver’s (left) side.

 

Using the tip of a flat-blade screwdriver, CAREFULLY separate the plates of the spot weld area “A” ONLY approximately 1/8” (3.5mm) as shown in the photo below.  For spot weld area “B”, only grease will be applied at this time.

 

After spraying the grease into the gaps, use a suitable method to CAREFULLY reduce the gap between the lower and middle plates as shown in the photo on the next page.  Take proper precaution to prevent damage to the paint.

 

Once the gap has been reduced, wipe off any excess grease then be sure to touch up any damage to the finish as necessary.  Once the Case #1 procedure has been completed, road test the car to confirm the sound no longer exists.  If the sound persists, the following Case #2 procedure will be required.

 

SERVICE PROCEDURE, CASE 2

Use the procedure in the applicable Service Manual for removing the rear package shelf trim cover and third brake light assembly to gain access to the inspection area shown below.

 

IMPORTANT:  Due to the tight confines of the package shelf area, use extra caution to protect the rear window glass from damage.

 

Using the tip of a flat-blade screwdriver, CAREFULLY separate the plates of the area approximately 1/8” (3.5mm) as shown in the photo above (left).  Do not spread the plates apart any further than necessary to allow the spray grease to be applied as shown in photo above (right).

 

The illustration below shows a suggested method for closing the panel gap of the rear shelf.  The socket end of a long ratchet or breaker bar is held solid with one hand while pulling the bar down firmly with the other after placing the opposite end on the shelf area separated to apply the grease.  Be careful not to uses excessive force which may distort or damage the package shelf.

 

IMPORTANT:  After a road test to confirm the sound has been eliminated, be sure to wipe off any excess grease from both the top and underside of the package shelf.

Before re-installing the trim and third brake light assembly, be sure to touch-up any damage to the finish as necessary then re-install the package shelf and the interior trim to complete the repair.

 


1 Affected Product

Vehicle

MAKEMODELYEAR
SUBARUeBay logoBRZ2013

 


1 Associated Document

Manufacturer Communications

NUMBER: 12-140-12R
DATE: 11/12/12
REVISED 10/15/13

https://www.nhtsa.gov/recalls?nhtsaId=10235917

MC-10235917-9999.pdf 652.863KB

 


NHTSA ID Number: 10234275

Manufacturer Communication Number: 1214012

Summary

“Clack” or “Popping” Sound from Trunk

 

1 Associated Document

Manufacturer Communications

NUMBER: 12-140-12
DATE: 11/12/12

https://www.nhtsa.gov/recalls?nhtsaId=10234275

MC-10234275-9999.pdf 825.704KB

 


 

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  • HEAVY-DUTY WHITE LITHIUM GREASE – Delivers long-lasting lubrication for moving metal parts by forming a protective barrier that reduces friction and wear.
  • STAYS PUT & WON'T RUN – The lithium grease spray features a clean, low-odor formula that clings to surfaces without running, helping protect hinges, gears, and metal-to-metal connections where consistent lubrication is critical.
  • PROTECTS AGAINST MOISTURE & RUST – Creates a durable coating that helps guard against moisture and corrosion, making it a reliable all weather lubricant for indoor and outdoor use.
  • IDEAL FOR HINGES, BEARINGS, & METAL COMPONENTS – Commonly used as a hinge lubricant and bearing grease on doors, auto hinges, trailer hitch componenets, latches, bearings, chains, pulleys, and rollers.
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  • Sprays on evenly as a liquid and sets dry with a thick, protective coating that won't run off. Safe from 0° F to 300° F for unbeatable protection
  • Perfect for auto hinges, gears, sprockets, latches, door tracks, pulleys, cables, and more
  • Excellent for lubricating equipment before placing in storage, and is 50-state VOC compliant
  • WD-40 Brand believes in creating high-quality products that will not fail in extreme conditions. Professionals rely on WD-40 Specialist to get the job done right

Last update on 2026-05-27 / Affiliate links / Images from Amazon Product Advertising API


 

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