Subject: | Chrome Grille Stains |
Models: | 2003-2008 Cadillac Escalade Models |
2003-2008 Chevrolet Avalanche, Silverado, Suburban, Tahoe |
2003-2008 GMC Sierra, Yukon and Yukon Denali Models |
2005-2008 H2 Hummer |
This PI was superceded to update Model and Years. Please discard PIT3947A
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
Some owners may comment that their chrome grille has stains. The stains may range in color and in most cases look like water stains.
In most cases, these stains can be removed by using GM Goodwrench Chrome Cleaner & Polish (P/N 1050173 US, P/N 993277 Canada) (or equivalent) and following the instructions on the container.
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.