diff --git a/processor/resourcedetectionprocessor/factory.go b/processor/resourcedetectionprocessor/factory.go
index eeac96506069..f0f38890edff 100644
--- a/processor/resourcedetectionprocessor/factory.go
+++ b/processor/resourcedetectionprocessor/factory.go
@@ -71,9 +71,6 @@ func NewFactory() processor.Factory {
 		elasticbeanstalk.TypeStr: elasticbeanstalk.NewDetector,
 		env.TypeStr:              env.NewDetector,
 		gcp.TypeStr:              gcp.NewDetector,
-		// TODO(#10348): Remove GKE and GCE after the v0.54.0 release.
-		gcp.DeprecatedGKETypeStr: gcp.NewDetector,
-		gcp.DeprecatedGCETypeStr: gcp.NewDetector,
 		system.TypeStr:           system.NewDetector,
 	})
 
@@ -208,9 +205,6 @@ func (f *factory) getResourceProvider(
 		return provider, nil
 	}
 
-	// TODO(#10348): Remove this after the v0.54.0 release.
-	configuredDetectors = gcp.DeduplicateDetectors(params, configuredDetectors)
-
 	detectorTypes := make([]internal.DetectorType, 0, len(configuredDetectors))
 	for _, key := range configuredDetectors {
 		detectorTypes = append(detectorTypes, internal.DetectorType(strings.TrimSpace(key)))
diff --git a/processor/resourcedetectionprocessor/internal/gcp/gcp.go b/processor/resourcedetectionprocessor/internal/gcp/gcp.go
index e6aa7b3f1d08..699a4954e8f7 100644
--- a/processor/resourcedetectionprocessor/internal/gcp/gcp.go
+++ b/processor/resourcedetectionprocessor/internal/gcp/gcp.go
@@ -32,10 +32,6 @@ import (
 const (
 	// TypeStr is type of detector.
 	TypeStr = "gcp"
-	// 'gke' and 'gce' detectors are replaced with the unified 'gcp' detector
-	// TODO(#10348): Remove these after the v0.54.0 release.
-	DeprecatedGKETypeStr = "gke"
-	DeprecatedGCETypeStr = "gce"
 )
 
 // NewDetector returns a detector which can detect resource attributes on:
@@ -164,31 +160,3 @@ func (r *resourceBuilder) addZoneOrRegion(detect func() (string, gcp.LocationTyp
 		r.errs = append(r.errs, fmt.Errorf("location must be zone or region. Got %v", locType))
 	}
 }
-
-// DeduplicateDetectors ensures only one of ['gcp','gke','gce'] are present in
-// the list of detectors. Currently, users configure both GCE and GKE detectors
-// when running on GKE. Resource merge would fail in this case if we don't
-// deduplicate, which would break users.
-// TODO(#10348): Remove this function after the v0.54.0 release.
-func DeduplicateDetectors(set processor.CreateSettings, detectors []string) []string {
-	var out []string
-	var found bool
-	for _, d := range detectors {
-		switch d {
-		case DeprecatedGKETypeStr:
-			set.Logger.Warn("The 'gke' detector is deprecated.  Use the 'gcp' detector instead.")
-		case DeprecatedGCETypeStr:
-			set.Logger.Warn("The 'gce' detector is deprecated.  Use the 'gcp' detector instead.")
-		case TypeStr:
-		default:
-			out = append(out, d)
-			continue
-		}
-		// ensure we only keep the first GCP detector we find.
-		if !found {
-			found = true
-			out = append(out, d)
-		}
-	}
-	return out
-}
diff --git a/processor/resourcedetectionprocessor/internal/gcp/gcp_test.go b/processor/resourcedetectionprocessor/internal/gcp/gcp_test.go
index c6c57c1a4e58..06a97958d4c1 100644
--- a/processor/resourcedetectionprocessor/internal/gcp/gcp_test.go
+++ b/processor/resourcedetectionprocessor/internal/gcp/gcp_test.go
@@ -21,7 +21,6 @@ import (
 
 	"github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp"
 	"github.com/stretchr/testify/assert"
-	"go.opentelemetry.io/collector/processor/processortest"
 	conventions "go.opentelemetry.io/collector/semconv/v1.6.1"
 	"go.uber.org/zap"
 
@@ -403,46 +402,3 @@ func (f *fakeGCPDetector) GCEHostName() (string, error) {
 	}
 	return f.gceHostName, f.gceHostNameErr
 }
-
-func TestDeduplicateDetectors(t *testing.T) {
-	for _, tc := range []struct {
-		desc     string
-		in       []string
-		expected []string
-	}{
-		{
-			desc:     "empty",
-			expected: nil,
-		},
-		{
-			desc:     "single gcp",
-			in:       []string{"gcp"},
-			expected: []string{"gcp"},
-		},
-		{
-			desc:     "single gce",
-			in:       []string{"gce"},
-			expected: []string{"gce"},
-		},
-		{
-			desc:     "single gke",
-			in:       []string{"gke"},
-			expected: []string{"gke"},
-		},
-		{
-			desc:     "multi",
-			in:       []string{"gcp", "gce", "gke"},
-			expected: []string{"gcp"},
-		},
-		{
-			desc:     "multi with others",
-			in:       []string{"foo", "gcp", "gce", "bar", "gke"},
-			expected: []string{"foo", "gcp", "bar"},
-		},
-	} {
-		t.Run(tc.desc, func(t *testing.T) {
-			out := DeduplicateDetectors(processortest.NewNopCreateSettings(), tc.in)
-			assert.Equal(t, tc.expected, out)
-		})
-	}
-}