The service and repair manual for the 2004 Chevrolet Trailblazer EXT — 1.2L I3 and 1.3L I3 and 6.0L V8 and 4.2L I6 and 5.3L V8 engines, 7 trims. Matched to this exact model year, so the specifications and sequences are the ones Chevrolet published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2004 |
|---|---|
| Engines | 1.2L I3 — 73 cu in, DOHC, turbocharged 1.3L I3 — 82 cu in, DOHC, turbocharged 6.0L V8 — 364 cu in, OHV 4.2L I6 — DOHC 5.3L V8 — 325 cu in, OHV |
| Trims | L Sport Utility 4-Door · RS Sport Utility 4-Door · ACTIV Sport Utility 4-Door · LS Sport Utility 4-Door · LT Sport Utility 4-Door · SS Sport Utility 4-Door +1 |
| Other 2004 Trailblazer EXT variants | Trailblazer → |
| Federal record | 1 recall · 306 complaints · 108 technical service bulletins (refreshed 2026-08-21) |
02 / Known issuesRecalls on federal record for the 2004 Trailblazer EXT
- Exterior Lighting — brake lights · 04V527000An inoperative brake lamp will not convey the driver's intention of stopping to drivers in.
Owners have filed 306 complaints and Chevrolet has issued 108 technical service bulletins for the 2004 Trailblazer EXT. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2004 Trailblazer EXT manual
Is this manual specific to the 2004 Trailblazer EXT?
Yes. It is the OEM manual matched to the 2004 model year, covering the 1.2L I3 and 1.3L I3 and 6.0L V8 and 4.2L I6 and 5.3L V8 across the L Sport Utility 4-Door, RS Sport Utility 4-Door, ACTIV Sport Utility 4-Door, LS Sport Utility 4-Door, LT Sport Utility 4-Door, SS Sport Utility 4-Door, Base Sport Utility 4-Door trims. Specifications and procedure sequences are the ones Chevrolet published for this year.
What 2004 Trailblazer EXT problems does it help with?
1 recall is on federal record for the 2004 Trailblazer EXT, covering exterior lighting. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Chevrolet dealers.
Does it include 2004 Trailblazer EXT wiring diagrams?
Yes — the complete wiring diagrams for the 2004 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther Trailblazer EXT years and 2004 Chevrolet models
2006 Trailblazer EXT · 2005 Trailblazer EXT · 2003 Trailblazer EXT · 2002 Trailblazer EXT · all 5 years
2004 Chevrolet Astra · 2004 Chevrolet Astro · 2004 Chevrolet Avalanche 1500 · 2004 Chevrolet Avalanche 2500 · 2004 Chevrolet Aveo · 2004 Chevrolet Blazer · 2004 Chevrolet C4500 Kodiak · 2004 Chevrolet C5500 Kodiak · 2004 Chevrolet C6500 Kodiak · 2004 Chevrolet C7500 Kodiak · 2004 Chevrolet C8500 · 2004 Chevrolet Camaro · every 2004 model