2004 GMC Savana Speaker Sizes

The 2004 GMC Savana factory audio system includes specific mounting locations. Overhead locations accommodate 4x6 inch units, while front door panel locations accept a 6.5 inch speaker size. Compatible speaker types for replacement and upgrade projects include full-range and midbass.

Specific details regarding locations, speaker sizes, and types are outlined in the compatibility chart.

Speaker Details by Location
Location Size Type Notes
Front Door Panel 6.5 Midbass / Full-Range
  • Standard installation
  • High replacement priority
  • Replacement difficulty: low
Overhead 4x6 Full-Range
  • Requires headliner removal
  • Professional service only
  • Low replacement priority
  • Replacement difficulty: high

2004 GMC Savana Speaker Replacement Summary

2 total positions
1 easy to replace
1 high priority
1 professional only

Replacement difficulty:

Low: 1 Medium: 0 High: 1

Replacement priority:

High: 1 Medium: 0 Low: 1

Additional Notes

  • The overhead position in the 2004 GMC Savana uses a 4x6 inch oval format, which is typically associated with full-range drivers only, suggesting limited compatibility with component or dedicated tweeter setups in that location.
  • The overhead placement may be a reasonable starting point for replacement consideration, given that full-range drivers in that position tend to handle a wide frequency spectrum without requiring a separate crossover network.
  • The front door panel accommodates a 6.5 inch round driver, and the compatible types listed include both midbass and full-range configurations, which could suggest some flexibility in how the front stage is set up.
  • A midbass driver in the front door panel position would likely focus on lower midrange and upper bass frequencies, potentially working alongside a separate tweeter if one were mounted elsewhere in the vehicle.
  • The front door panel location is generally considered higher priority for sound staging, as drivers positioned there tend to contribute more directly to the perceived stereo image compared to overhead placements.
  • The 6.5 inch front door panel size is a relatively common format, which may mean a broader range of aftermarket drivers could be dimensionally suited for that opening.