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Most C6 owners never knew about this problem and ever find where the noise is coming from
Document ID# 2037928
Subject: Pop Or Creak Noise From Rear Of Vehicle Behind The Seats - keywords body crack creak flex frame link missing noise pop rear suspension turn weld #PIC4678 - (11/12/2007)
Models: 2005-2009 Chevrolet Corvette
Condition/Concern:
Some customers may comment of a creak type noise from behind the seating area.
This noise seems to be more induced as the body of the vehicle flexes.
An example of this would be turning into a parking lot where the entrance has an incline.
Recommendation/Instructions:
Note:
Prior to performing the procedure below, be certain that the noise is not related to any suspension components.
One common area of noise are the rear stabilizer links. Isolate the rear stabilizer links and see if the noise has been eliminated.
If the noise is not suspension related, it may be necessary to continue with this PI.
Remove the fuel tanks and inspect the frame on both the left and right side of the vehicle.
If a void is found, it will be necessary to re-weld this area.
Important:
When MIG welding, it will be necessary to use all safety precautions since the area of concern is near the fuel tank(s).
Grind this area clean where welding is needed.
MIG weld area utilizing all safety precautions.
After welding is completed, coat the area with rust inhibitor to prevent future corrosion.
Re-evaluate vehicle.
Caution:
To avoid personal injury when exposed to welding flashes or to galvanized (Zinc Oxide) metal toxic fumes while grinding/cutting on any type of metal or sheet molded compound, you must work in a properly ventilated area, wearing an approved respirator, eye protection , earplugs, welding gloves, and protective clothing.
This information was taken from SI Document 824779.
Document ID# 2037928
Subject: Pop Or Creak Noise From Rear Of Vehicle Behind The Seats - keywords body crack creak flex frame link missing noise pop rear suspension turn weld #PIC4678 - (11/12/2007)
Models: 2005-2009 Chevrolet Corvette
Condition/Concern:
Some customers may comment of a creak type noise from behind the seating area.
This noise seems to be more induced as the body of the vehicle flexes.
An example of this would be turning into a parking lot where the entrance has an incline.
Recommendation/Instructions:
Note:
Prior to performing the procedure below, be certain that the noise is not related to any suspension components.
One common area of noise are the rear stabilizer links. Isolate the rear stabilizer links and see if the noise has been eliminated.
If the noise is not suspension related, it may be necessary to continue with this PI.
Remove the fuel tanks and inspect the frame on both the left and right side of the vehicle.
If a void is found, it will be necessary to re-weld this area.
Important:
When MIG welding, it will be necessary to use all safety precautions since the area of concern is near the fuel tank(s).
Grind this area clean where welding is needed.
MIG weld area utilizing all safety precautions.
After welding is completed, coat the area with rust inhibitor to prevent future corrosion.
Re-evaluate vehicle.
Caution:
To avoid personal injury when exposed to welding flashes or to galvanized (Zinc Oxide) metal toxic fumes while grinding/cutting on any type of metal or sheet molded compound, you must work in a properly ventilated area, wearing an approved respirator, eye protection , earplugs, welding gloves, and protective clothing.
This information was taken from SI Document 824779.