Silverado 2500 4WD V8-6.6L DSL Turbo (2010)
Suspension Spring ( Coil / Leaf ): All Technical Service Bulletins
Suspension - Rear Leaf Spring Slap Or Clunk Noise
TECHNICAL
Bulletin No.: 03-03-09-002D
Date: April 21, 2011
Subject: Rear Leaf Spring Slap or Clunk Noise (Replace Spring Inserts)
Models:
1999-2011 Chevrolet Silverado 1500/2500
2000-2011 Chevrolet Suburban 2500
2002-2006 Chevrolet Avalanche 2500
2003-2011 Chevrolet Express 2500/3500 Vans with 8500 GVWR (RPO C5F), 8600 GVWR (RPO C6P) or 9600 GVWR (RPO C6Y)
1999-2011 GMC Sierra 1500/2500
2000-2011 GMC Yukon XL 2500
2003-2011 GMC Savana 2500/3500 Vans with 8500 GVWR (RPO C5F), 8600 GVWR (RPO C6P) or 9600 GVWR (RPO C6Y)
Supercede:
This bulletin is being revised to update information and model years. Please discard Corporate Bulletin Number 03-03-09-002C (Section 03 -
Suspension).
Condition
Some customers may comment on a rear leaf spring slap or clunk noise. This noise is most apparent when the vehicle is operated over irregular road
surfaces.
Cause
The rear leaf spring tip inserts may have broken apart from wear and fallen out, or may be severely worn or damaged.
Correction
Important
DO NOT disassemble the main pack on the leaf spring or remove the bushing from the spring.
Heavy Duty Spring
