diff --git a/live-build/ubuntu-cpc/hooks.d/base/disk-image-ppc64el.binary b/live-build/ubuntu-cpc/hooks.d/base/disk-image-ppc64el.binary
index 77f24e7e..d6a7f9ac 100755
--- a/live-build/ubuntu-cpc/hooks.d/base/disk-image-ppc64el.binary
+++ b/live-build/ubuntu-cpc/hooks.d/base/disk-image-ppc64el.binary
@@ -35,19 +35,15 @@ install_grub() {
     chroot mountpoint apt-get -qqy remove --purge grub-legacy-ec2
 
     # set the kernel commandline to use hvc0
-    mkdir -p mountpoint/etc/default/grub.d
-    cat << EOF > mountpoint/etc/default/grub.d/50-cloudimg-settings.cfg
-${IMAGE_STR}
+    CONSOLE="console=hvc0 earlyprintk"
+    # Append to the existing GRUB_CMDLINE_LINUX_DEFAULT line
+    if [ ! -f mountpoint/etc/default/grub.d/50-cloudimg-settings.cfg ]; then
+        echo "Expected to find an existing grub config override"
+        exit 1
+    fi
+    sed -e "/^\s*GRUB_CMDLINE_LINUX_DEFAULT=/{s/=\"\"/=\"$CONSOLES$itemNum\"/;t;s/\"$/ $CONSOLES$itemNum&/;}" \
+        mountpoint/etc/default/grub.d/50-cloudimg-settings.cfg
 
-# Set the recordfail timeout
-GRUB_RECORDFAIL_TIMEOUT=0
-
-# Do not wait on grub prompt
-GRUB_TIMEOUT=0
-
-# Set the default commandline
-GRUB_CMDLINE_LINUX_DEFAULT="console=hvc0 earlyprintk"
-EOF
     prep_partition="/dev/mapper${loop_device///dev/}p2"
     chroot mountpoint grub-install "${prep_partition}" \
         --no-nvram \
diff --git a/live-build/ubuntu-cpc/hooks.d/chroot/999-cpc-fixes.chroot b/live-build/ubuntu-cpc/hooks.d/chroot/999-cpc-fixes.chroot
index 7817c430..8b805a7a 100755
--- a/live-build/ubuntu-cpc/hooks.d/chroot/999-cpc-fixes.chroot
+++ b/live-build/ubuntu-cpc/hooks.d/chroot/999-cpc-fixes.chroot
@@ -112,8 +112,26 @@ if [ "${SUBPROJECT:-}" = minimized ]; then
 	_xchroot "${rootd}" apt clean
 fi
 
-#### END COMMON ARCH FUNCTIONS
+# for Quantal and later, use /etc/default/grub.d functionality
+# rather than modifying the grub configuration itself.
+# This avoids the mess of having to do dpkg stuff
+# LP: 1179940
+mkdir -p "${rootd}/etc/default/grub.d"
+cat << EOF > "${rootd}/etc/default/grub.d/50-cloudimg-settings.cfg"
+# Cloud Image specific Grub settings for Generic Cloud Images
+${CLOUD_IMG_STR}
+
+# Set the recordfail timeout
+GRUB_RECORDFAIL_TIMEOUT=0
 
+# Do not wait on grub prompt
+GRUB_TIMEOUT=0
+
+# Drop 'quiet' and 'splash' for cloud images
+GRUB_CMDLINE_LINUX_DEFAULT=""
+EOF
+
+#### END COMMON ARCH FUNCTIONS
 
 case $arch in
 	# ARM, ppc, riscv64 and s390x images are special
@@ -187,23 +205,15 @@ fi
 psuedo_grub_probe > "${gprobe}"
 chmod 755 "${gprobe}"
 
-# for Quantal and later, use /etc/default/grub.d functionality
-# rather than modifying the grub configuration itself.
-# This avoids the mess of having to do dpkg stuff
-# LP: 1179940
-mkdir -p "${rootd}/etc/default/grub.d"
-cat << EOF > "${rootd}/etc/default/grub.d/50-cloudimg-settings.cfg"
-# Cloud Image specific Grub settings for Generic Cloud Images
-${CLOUD_IMG_STR}
 
-# Set the recordfail timeout
-GRUB_RECORDFAIL_TIMEOUT=0
-
-# Do not wait on grub prompt
-GRUB_TIMEOUT=0
+# Set the consoles on the default grub commandline
+CONSOLES="console=tty1 console=ttyS0"
+# Append to the existing GRUB_CMDLINE_LINUX_DEFAULT line
+sed -e "/^\s*GRUB_CMDLINE_LINUX_DEFAULT=/{s/=\"\"/=\"$CONSOLES$itemNum\"/;t;s/\"$/ $CONSOLES$itemNum&/;}" \
+    "${rootd}/etc/default/grub.d/50-cloudimg-settings.cfg"
 
-# Set the default commandline
-GRUB_CMDLINE_LINUX_DEFAULT="console=tty1 console=ttyS0"
+# Append the terminal console setting to the cloud grub config
+cat << EOF >> "${rootd}/etc/default/grub.d/50-cloudimg-settings.cfg"
 
 # Set the grub console type
 GRUB_TERMINAL=console