diff --git a/tools/internal_ci/linux/grpc_e2e_performance_gke.sh b/tools/internal_ci/linux/grpc_e2e_performance_gke.sh
index 744d7e10cef..e2e8fe13e93 100755
--- a/tools/internal_ci/linux/grpc_e2e_performance_gke.sh
+++ b/tools/internal_ci/linux/grpc_e2e_performance_gke.sh
@@ -73,10 +73,11 @@ WORKER_POOL_32CORE=workers-c2-30core-ci
 # Prefix for log URLs in cnsviewer.
 LOG_URL_PREFIX="http://cnsviewer/placer/prod/home/kokoro-dedicated/build_artifacts/${KOKORO_BUILD_ARTIFACTS_SUBDIR}/github/grpc/"
 
-# This is to ensure we can push and pull images from Artifact Registry. We do
-# not necessarily need it to run load tests, but will need it when we employ
-# pre-built images in the optimization.
-gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}"
+# This is to ensure we can push and pull images from GCR and Artifact Registry.
+# We do not necessarily need it to run load tests, but will need it when we
+# employ pre-built images in the optimization.
+gcloud auth configure-docker --quiet
+gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}" --quiet
 
 # Connect to benchmarks-prod2 cluster.
 gcloud config set project grpc-testing
diff --git a/tools/internal_ci/linux/grpc_e2e_performance_gke_cxx_experiments_framework.sh b/tools/internal_ci/linux/grpc_e2e_performance_gke_cxx_experiments_framework.sh
index 7656e516205..177bea3a0f8 100755
--- a/tools/internal_ci/linux/grpc_e2e_performance_gke_cxx_experiments_framework.sh
+++ b/tools/internal_ci/linux/grpc_e2e_performance_gke_cxx_experiments_framework.sh
@@ -67,10 +67,11 @@ WORKER_POOL_32CORE=workers-c2-30core-ci
 # Prefix for log URLs in cnsviewer.
 LOG_URL_PREFIX="http://cnsviewer/placer/prod/home/kokoro-dedicated/build_artifacts/${KOKORO_BUILD_ARTIFACTS_SUBDIR}/github/grpc/"
 
-# This is to ensure we can push and pull images from Artifact Registry. We do
-# not necessarily need it to run load tests, but will need it when we employ
-# pre-built images in the optimization.
-gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}"
+# This is to ensure we can push and pull images from GCR and Artifact Registry.
+# We do not necessarily need it to run load tests, but will need it when we
+# employ pre-built images in the optimization.
+gcloud auth configure-docker --quiet
+gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}" --quiet
 
 # Connect to benchmarks-prod2 cluster.
 gcloud config set project grpc-testing
diff --git a/tools/internal_ci/linux/grpc_e2e_performance_gke_experiment.sh b/tools/internal_ci/linux/grpc_e2e_performance_gke_experiment.sh
index e56ca30b37c..d2c17d3d381 100755
--- a/tools/internal_ci/linux/grpc_e2e_performance_gke_experiment.sh
+++ b/tools/internal_ci/linux/grpc_e2e_performance_gke_experiment.sh
@@ -68,10 +68,11 @@ WORKER_POOL_32CORE=workers-c2-30core-ci
 # Prefix for log URLs in cnsviewer.
 LOG_URL_PREFIX="http://cnsviewer/placer/prod/home/kokoro-dedicated/build_artifacts/${KOKORO_BUILD_ARTIFACTS_SUBDIR}/github/grpc/"
 
-# This is to ensure we can push and pull images from Artifact Registry. We do
-# not necessarily need it to run load tests, but will need it when we employ
-# pre-built images in the optimization.
-gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}"
+# This is to ensure we can push and pull images from GCR and Artifact Registry.
+# We do not necessarily need it to run load tests, but will need it when we
+# employ pre-built images in the optimization.
+gcloud auth configure-docker --quiet
+gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}" --quiet
 
 # Connect to benchmarks-prod2 cluster.
 gcloud config set project grpc-testing
diff --git a/tools/internal_ci/linux/grpc_psm_performance_gke_experiment.sh b/tools/internal_ci/linux/grpc_psm_performance_gke_experiment.sh
index f7424b4d7bc..a8c4bebecb3 100644
--- a/tools/internal_ci/linux/grpc_psm_performance_gke_experiment.sh
+++ b/tools/internal_ci/linux/grpc_psm_performance_gke_experiment.sh
@@ -46,10 +46,11 @@ WORKER_POOL_8CORE=workers-c2-8core-ci
 # Prefix for log URLs in cnsviewer.
 LOG_URL_PREFIX="http://cnsviewer/placer/prod/home/kokoro-dedicated/build_artifacts/${KOKORO_BUILD_ARTIFACTS_SUBDIR}/github/grpc/"
 
-# This is to ensure we can push and pull images from Artifact Registry. We do
-# not necessarily need it to run load tests, but will need it when we employ
-# pre-built images in the optimization.
-gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}"
+# This is to ensure we can push and pull images from GCR and Artifact Registry.
+# We do not necessarily need it to run load tests, but will need it when we
+# employ pre-built images in the optimization.
+gcloud auth configure-docker --quiet
+gcloud auth configure-docker "${PREBUILT_IMAGE_PREFIX%%/*}" --quiet
 
 # Connect to benchmarks-prod2 cluster.
 gcloud config set project grpc-testing