Mazda 6 III (GJ/GY/GL): Complete Model Overview
Production Years and Model Codes
The third generation Mazda 6 (Mk3) debuted in 2012 and was produced until 2024 (in some countries including Japan and the U.S., sales ended between 2021-2023). Body codes:
- GJ - sedan (most common version),
- GY - wagon (popular in Europe),
- GL - hatchback (rare variant, available in Australia and Asia).
The model was developed under the KODO: Soul of Motion design philosophy emphasizing dynamic and emotional lines.
Facelifts and Updates
2015 - first facelift:
- redesigned radiator grille,
- new LED headlights and taillights,
- improved sound insulation,
- updated multimedia system.
2018 - second facelift (for some markets):
- 2.5L SkyActiv-G turbo engine (250 hp),
- full LED lighting,
- Apple CarPlay and Android Auto support.
Body Types and Modifications
The Mazda 6 Mk3 was offered in three body styles:
- Sedan (GJ) - main version for most markets.
- Wagon (GY) - popular in Europe for its practicality.
- Hatchback (GL) - rare version, produced in limited quantities.
Bumper plastic marking: >PP-(T25+S20)<
Front Bumper Removal
- Open the hood.
- Unscrew two bolts securing the air intake (no need to remove it, there's a clip underneath).
- Remove six clips and unscrew four bolts securing the top of the bumper.
- Access underneath the vehicle, unscrew ten bolts and remove two clips securing the lower covers.
- Bend the center cover down and remove two more clips underneath.
- To avoid wheel removal, turn them fully.
- (Both sides) Remove three clips securing the fender liner, move it aside and unscrew one bolt (8 mm) securing the angle to the plastic bracket in the fender.
- Release the locks in the fenders, pull firmly on the corners toward you.
- The bumper is now held by two locking pins (marked red in the image). With assistance, gently pull the bumper forward (watch for cables and hoses).
- Disconnect electrical connectors (if present).
- (If equipped) Disconnect the headlight washer nozzle common hose from the pump (prepare container for fluid).
Rear Bumper Removal
- Open the trunk.
- In the trunk compartment, remove two covers and unscrew two bolts underneath.
- Release the edges of the trunk side covers (to access taillights).
- Under the covers, unscrew three nuts per side and remove the taillights (secured by clips in fenders, pull parallel toward you).
- Under the taillights, unscrew one bolt per side.
- Underneath, remove two clips and unscrew four bolts securing the lower bumper.
- In wheel arches, unscrew two bolts per side.
- Release the locks in the fenders (pull the corners toward you).
- (With help) Gently remove the bumper backward (watch for cables).
- Disconnect parking sensor connectors.
Engines:
Gasoline:
- 2.0L SkyActiv-G (145-165 hp) - base version,
- 2.5L SkyActiv-G (184-194 hp) - optimal power/consumption balance,
- 2.5L Turbo (250 hp, from 2018 for U.S. and other markets).
Diesel:
- 2.2L SkyActiv-D (150-200 hp) - economical but problematic in some regions due to emissions standards.
Hybrids - Japan only (uncommon).
Key Features
- Design - aggressive grille, dynamic profile, aerodynamics (Cd from 0.26 for sedan).
- Interior - quality materials (leather, aluminum, soft plastic), ergonomic cabin.
- Technology - SkyActiv system (optimized engines, transmissions, platform), i-ACTIVSENSE (driver assists).
- Dynamics - good handling but no AWD (except Japan).
Interesting Facts
- Long lifecycle - 12 years without full renewal (2012-2024).
- Quasi-premium positioning - competed with BMW 3 Series and Audi A4 at lower price.
- No Mazdaspeed6/MPS version - unlike Mk2.
- Late turbo - 2.5T arrived in 2018.
- Hybrid only in Japan - unavailable in Europe and U.S.
Conclusion
The Mazda 6 Mk3 is one of the most successful Japanese sedans in the D-segment. It combines style, reliability and good dynamics while being less powerful than German rivals. Its long production (2012-2024) confirms its success.