The standard setup for most U.S.-market Aveos is a separate H11 low-beam bulb and a 9005 high-beam bulb, with fog lights typically using an H3 bulb. Some older or export models used an H4 dual-beam configuration. The exact bulb can vary by year and trim, so always verify by checking the vehicle or the manual.
Identifying the exact bulb for your specific Aveo requires a quick check of the existing bulb or the owner's manual, as configurations changed across generations and markets. Below is a practical guide to what you might encounter and how to confirm the right one for your car.
Common configurations you might encounter
Below are the configurations most often seen on Aveos. Before buying a bulb, use this as a guide but verify against your car's exact year and trim.
- Low beam: H11; High beam: 9005 (HB3) — separate bulbs for low and high beams are common on US-spec Aveos; fog lights, if present, are typically H3.
- H4 dual-beam — a single bulb with dual filaments used on some export Kalos/Aveo models; headlights share the same bulb for both low and high beams.
- Factory HID or LED packages — rare on standard Aveos; if your car has HID/LED, it uses different components and you’ll need the corresponding bulb/ballast system rather than a halogen bulb.
Because setups vary, particularly with export versions and special trims, always confirm by inspecting the current bulb or consulting the owner's manual or GM parts catalog for your exact model year and market.
How to identify the exact bulb for your Aveo
To determine the specific bulb for your vehicle, follow these steps. Each step helps ensure you purchase the correct replacement the first time.
Check the existing bulb and vehicle manual
Remove the headlight dust cover and look at the bulb’s base. The imprint on the base often reads H11, 9005, or H4. If the bulb is not readable, consult the owner's manual or a GM parts catalog by year/trim.
For quick verification, you can also compare the base shape to standard bulb types or bring the old bulb to an auto parts store for a matching replacement.
- With the car off and headlights switched off, locate the headlight back cover in the engine bay and disconnect the wiring harness from the bulb.
- Carefully remove the bulb from the socket and note the base type stamped on the metal or plastic base (e.g., H11, 9005, H4).
- Compare the base shape to standard bulb types or use the vehicle’s VIN, year, and trim to pull up the correct bulb specification in a GM parts catalog or online parts retailer.
- If you’re unsure, take the old bulb to an auto parts store or consult a dealer to confirm compatibility before purchasing.
- When installing, handle the new bulb with clean gloves or a cloth to avoid oil contamination on the glass, then reconnect the wiring and test the lights before closing the assembly.
Verification steps help prevent incorrect replacements and ensure headlights function correctly and safely.
Additional tips and safety considerations
Always replace bulbs in pairs when the cost is comparable and one bulb is being replaced; this ensures consistent light output and color. Be mindful of heat and wear on the headlight housing, and avoid touching the glass of new bulbs.
Summary
The Chevy Aveo’s headlight bulb configuration varies by year and market, but most U.S.-spec models use a separate H11 low-beam bulb and a 9005 high-beam bulb, with H3 fog lights on many trims. Some export or older Kalos/Aveo models used an H4 dual-beam setup. To confirm, inspect the current bulb, consult the owner’s manual, or reference a GM parts catalog for your exact year and trim. When in doubt, ask a dealer or professional installer for guidance.