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    Paint Color Codes

    2021 Peterbilt 579 Paint Codes

    AI-generated reference. Always verify torque values, fluid capacities, intervals, and procedures against the manufacturer's service manual or OEM repair information before performing work. Repairius is not liable for damage from acting on this content without verification.

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    Quick reference

    Color NamePaint CodeType
    Glacier WhiteL0006EYSolid
    Pure WhiteL0008EYSolid
    Bright RedL0004EYSolid
    Viper Red5000Solid
    Peterbilt GrayL0015EYSolid
    Super BlackL0001EYSolid
    Silver Metallic1022Metallic
    Blue Metallic1007Metallic

    Where to find your paint code

    For the 2021 Peterbilt 579, the paint code is typically located on the driver's side door jamb. Look for a sticker or plate that contains vehicle information. The paint code is often a short alphanumeric code, usually 4-7 characters long, and might be labeled as "Paint Code," "Color," or "C / TR." If you have trouble locating it, the Peterbilt VIN (Vehicle Identification Number) can be used by a Peterbilt dealership or a reputable automotive paint supplier to determine the exact original color.

    Best touch-up paint sources

    When it comes to keeping your 2021 Peterbilt 579 looking its best, having the right touch-up paint is key. Here are some of the most reliable sources:

    • Dupli-Color: A widely available brand, Dupli-Color offers a range of touch-up paints, often found in automotive parts stores. While they might not have every specific Peterbilt color off the shelf, their color match system can often get you a close alternative.
    • AutomotiveTouchup: This company specializes in custom-mixed touch-up paint based on your vehicle's exact paint code. They offer various sizes, from pens to aerosol cans and larger quantities for spray guns, ensuring a precise match for your 2021 Peterbilt 579.
    • Tcoat custom-mix: Tcoat is another excellent option for custom-mixed paint. They use high-quality automotive paint to ensure durability and a perfect color match, especially important for commercial vehicles like your Peterbilt.
    • Peterbilt Dealership: Your local Peterbilt dealership is always a reliable source for OEM (Original Equipment Manufacturer) touch-up paint. They can guarantee the exact color match by using your VIN.

    How to use touch-up paint

    Achieving a seamless repair with touch-up paint requires a few simple steps:

    1. Clean: Thoroughly clean the damaged area with soap and water, then use a wax and grease remover to ensure proper adhesion.
    2. Prime (if necessary): For deeper scratches or exposed metal, apply a thin coat of automotive primer. Allow it to dry completely.
    3. Base Coat: Apply thin, even coats of your touch-up paint to the chipped or scratched area. Allow each coat to dry before applying the next. Build up the color gradually until it matches the surrounding paint.
    4. Clear Coat: Once the base coat is dry, apply a clear coat to protect the paint and restore the original gloss. Again, apply in thin, even layers.

    Color matching tips for pearls and tri-coats

    While the 2021 Peterbilt 579 primarily features solid and metallic colors, it's important to understand the nuances of more complex finishes should you encounter them on other models or custom jobs.

    • Metallic Colors: Metallic paints contain small metallic flakes that reflect light, giving the paint a shimmering effect. When touching up metallic colors, it's crucial to apply thin coats and blend the edges carefully to avoid blotchiness or a noticeable difference in flake orientation.
    • Pearl (Tri-Coat) Colors: Pearl or tri-coat paints involve three layers: a colored base coat, a translucent mid-coat containing pearl flakes, and a clear coat. These are significantly harder to match due to the layered effect. The mid-coat creates depth and iridescence. When repairing these, it's vital to replicate the thickness and evenness of each layer to achieve a consistent look.

    For any complex paint repairs or if you are unsure about your Peterbilt's specific paint type, always consult with a professional body shop or a specialized automotive paint supplier. They have the expertise and equipment to ensure a perfect match.

    Find a trusted body shop on Repairius.

    Need service on your Peterbilt 579?

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    More specs for the 2021 Peterbilt 579

    Oil Capacity & Filter

    Capacity, weight, filter PN, drain plug torque, change interval.

    Fluid Type Specs

    Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.

    Coolant Capacity & Type

    Total system capacity, OEM coolant spec, flush interval, bleed tips.

    Transmission Fluid & Service

    Trans model, fluid spec, capacity, filter PN, service interval.

    Torque Specifications

    Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.

    Brake Pad & Rotor Specs

    Pad PNs, rotor size, min thickness, caliper torque.

    Tire Size & Pressure

    OEM size, cold psi, bolt pattern, wheel size, TPMS.

    Battery Size & Group

    Group size, CCA, AGM/flooded, dimensions, reset note.

    A/C Refrigerant & Oil

    R-134a or R-1234yf, charge oz, PAG oil spec.

    Bulb Sizes (Headlight, Tail, Fog)

    Headlight, fog, tail, turn, reverse, interior.

    Factory Maintenance Schedule

    Service intervals by mileage, severe-duty notes, known issues.

    Towing Capacity & Payload

    Max tow, payload, GVWR/GCWR, hitch class by trim.

    Fuse Box Diagram & Amperage

    Fuse box locations, layout, amps, and what each fuse controls.

    Serpentine Belt Routing & Length

    Belt routing, length, rib count, OEM + aftermarket PNs.

    Wheel Alignment Specifications

    Camber, caster, toe ranges (front & rear), adjustability notes.

    Wiper Blade Sizes

    Driver/passenger/rear blade size, attachment, OEM + cross-refs.

    Spark Plug Type & Gap

    Plug PN, gap, torque, interval by engine.

    Transmission & Axle Gear Ratios

    Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.

    Key Fob Programming

    DIY programming steps, FCC ID, fob PN, battery, transponder.

    Same spec — other model years

    Maintenance & repair guides

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