diff --git a/src/Command/ImportYokohamaVehicleBatteryCompatibilityCommand.php b/src/Command/ImportYokohamaVehicleBatteryCompatibilityCommand.php
index 50296cad..1599eef3 100644
--- a/src/Command/ImportYokohamaVehicleBatteryCompatibilityCommand.php
+++ b/src/Command/ImportYokohamaVehicleBatteryCompatibilityCommand.php
@@ -62,6 +62,7 @@ class ImportYokohamaVehicleBatteryCompatibilityCommand extends Command
         $csv_file = $input->getArgument('input_file');
         $output_file = $input->getArgument('output_file');
 
+        $this->populateVehicleManufacturerIndex();
         $this->populateVehicleIndex();
         $this->populateBatteryIndex();
 
@@ -260,6 +261,23 @@ class ImportYokohamaVehicleBatteryCompatibilityCommand extends Command
     protected function validateManufacturerVehicle($fields, $brand, $make, $model, $bsize, $bmodel)
     {
         $output_info = [];
+
+        // check if manufacturer is blank
+        if (empty($brand))
+        {
+            $message = 'No manufacturer provided.';
+            $output_info = $this->setOutputInfo($fields, 'NOT ADDED', $message);
+            return $output_info;
+        }
+
+        // check if make is blank
+        if (empty($make))
+        {
+            $message = 'No make provided.';
+            $output_info = $this->setOutputInfo($fields, 'NOT ADDED', $message);
+            return $output_info;
+        }
+
         // process model year data
         if ($model == 'NONE')
         {
@@ -277,12 +295,42 @@ class ImportYokohamaVehicleBatteryCompatibilityCommand extends Command
                 $m_year_to = 0;
         }
 
+        // get manufacturer or make one
+        if (!isset($this->vmfg_index[$brand]))
+        {
+            // manufacturer
+            $mfg = new VehicleManufacturer();
+            $mfg->setName($brand);
+            $this->em->persist($mfg);
+        }
+        else
+        {
+            $mfg = $this->vmfg_index[$brand];
+        }
+
         if (!isset($this->v_index[$brand][$make . '|' . intval($m_year_from) . '|' . intval($m_year_to)]))
         {
-            $message = 'Invalid vehicle';
-            $output_info = $this->setOutputInfo($fields, 'NOT ADDED', $message);
-            return $output_info;
+            // vehicle
+            $vehicle = new Vehicle();
+            $vehicle->setManufacturer($mfg)
+                ->setMake($make)
+                ->setModelYearFrom($m_year_from)
+                ->setModelYearTo($m_year_to);
+            $this->em->persist($vehicle);
         }
+        else
+        {
+            $vehicle = $this->v_index[$brand][$make . '|' . intval($m_year_from) . '|' . intval($m_year_to)];
+        }
+
+        // save to db new manufacturer and vehicle
+        $this->em->flush();
+
+        // add the vehicle manufacturer to hash
+        $this->vmfg_index[$brand] = $mfg;
+
+        // add the new vehicle to hash
+        $this->v_index[$brand][$make . '|' . $m_year_from . '|' . $m_year_to] = $vehicle;
 
         // recommended battery
         $batt_key = $this->getBatteryKey($bsize, $bmodel);
@@ -354,16 +402,27 @@ class ImportYokohamaVehicleBatteryCompatibilityCommand extends Command
         fclose($fh);
     }
 
+    protected function populateVehicleManufacturerIndex()
+    {
+        $vmfgs = $this->em->getRepository(VehicleManufacturer::class)->findAll();
+
+        $this->vmfg_index = [];
+
+        foreach ($vmfgs as $vmfg)
+        {
+           $mfg_name = $this->normalizeName($vmfg->getName());
+           $this->vmfg_index[$mfg_name] = $vmfg; 
+        }
+    }
+
     protected function populateVehicleIndex()
     {
         $vs = $this->em->getRepository(Vehicle::class)->findAll();
 
         $this->v_index = [];
-        $this->vmfg_index = [];
         foreach ($vs as $v)
         {
             $mfg_name = $this->normalizeName($v->getManufacturer()->getName());
-            $this->vmfg_index[$mfg_name] = $v->getManufacturer();
             if (!isset($this->v_index[$mfg_name]))
                 $this->v_index[$mfg_name] = [];
            
diff --git a/src/Entity/Vehicle.php b/src/Entity/Vehicle.php
index a93bed4e..61fdcec9 100644
--- a/src/Entity/Vehicle.php
+++ b/src/Entity/Vehicle.php
@@ -36,7 +36,7 @@ class Vehicle
 
     // make
     /**
-     * @ORM\Column(type="string", length=80)
+     * @ORM\Column(type="string", length=110)
      * @Assert\NotBlank()
      */
     protected $make;