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Chevrolet Cruze Repair Manual: How To Indentify Plastic Parts

Plastic parts can be identified by the SAE code, which is usually found on

Plastic parts can be identified by the SAE code, which is usually found on the rear of the part, and/or by the characteristics of the plastic.

Knowing the type of plastic aids in selecting the proper repair materials and in selecting the proper repair procedure.

Look for the SAE code stamped into the part.

Code Found

Match the code to those in the plastic identification chart to determine whether the plastic is thermoplastic or thermoset plastic, and whether the plastic is rigid or flexible. Refer to Plastic Identification and Refinishing Systems

No Code Found

Warning: Do NOT use a plastic burn test to distinguish the type of plastic. The burn test produces vapors which are harmful.

Perform one or both of the following tests to determine if the part is thermoplastic polyolefin or thermoset non-polyolefin.

Float Test

  1. Cut a shaving of plastic  from the back of the part.

The shaving should be free of mold release agents and paint.

  1. Place the shaving in a container of water.

Abrasion Test

Thermoplastic and thermoset plastics can be either rigid or flexible. Thermoplastic plastic parts are best repaired with a hot iron plastic material-feed welder, but are usually replaced. Thermoset plastic can be repaired with epoxy or other more rigid 2 package repair material.

For general repair instructions, refer to General Plastic Repair.

Plastic Identification and Refinishing Systems

Body systems

General Plastic Repair
Warning: In order to reduce the risk of personal injury when exposed to toxic fumes while grinding, cutting, or applying repair material on any type of sheet molded compound or RIM rigid plastic, o ...

Body systems
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Other materials:

Installation Procedure
Note: If the location of the original plug weld holes can not be determined, space the plug weld holes every 40 mm (1½ in). Drill 8 mm (5/16 in) for plug welding along the edges of the underbody rear side rail reinforcement as noted   from the original panel. Clean and ...

Entry Lighting
The headlamps, parking lamps, taillamps, back-up lamps, and most of the interior lamps turn on briefly when is pressed on the Remote Keyless Entry (RKE) transmitter. After about 30 seconds the exterior lamps turn off, and then the dome and remaining interior lights will dim to off. Entry lig ...

Front Fog Lamp Bezel Replacement
Preliminary Procedure Remove front bumper fascia. Refer to Front B 1. umper Fascia Replacement. Remove front fog lamp. Refer to Front Fog Lamp Replacement. Front Fog Lamp Bezel Screw Caution: Refer to Fastener Caution in the Preface section. Tighten 2.5 Nm (23 lb in) Fro ...

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