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GMC Workshop Service and Repair Manuals

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Technical Service Bulletin # 89T0710

Date: 881201

Paint - Star-Break Cracking of Sportside Rear Fender

GMC NUMBER:

89-T-07

GROUP:

10 Body Section

DATE:

December, 1988

CORPORATE
NUMBER:

861004

SUBJECT:

"STAR-BREAK" TYPE CRACKING OF SPORTSIDE REAR FENDER PAINT

MODELS:

1988-89 C/K TRUCKS

Some 1988-89 C/K Sportside trucks have experienced star-break type cracking of the rear fender paint due to the impact of stones thrown from the tires.
To address this condition, a water borne inner fender impact protectant spray (P/N 9984226PS) and a Kent-Moore spray gun (J38337) are now available.
Perform the following service procedure when applying the water borne inner fender impact protectant to vehicles that exhibit this cracking paint
condition on rear sportside fenders:

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