diff --git a/pkg/vin/vin_utils.go b/pkg/vin/vin_utils.go
index e2395ca..e1a468b 100644
--- a/pkg/vin/vin_utils.go
+++ b/pkg/vin/vin_utils.go
@@ -47,6 +47,9 @@ func (v VIN) IsValidVIN() bool {
 	if len(v) != 17 {
 		return false
 	}
+	if AreAllCharactersTheSameAlt(string(v)) {
+		return false
+	}
 
 	// Check if the string matches the VIN pattern
 	// Excluding I, O, Q as per standard
@@ -55,6 +58,9 @@ func (v VIN) IsValidVIN() bool {
 }
 
 func (v VIN) IsValidJapanChassis() bool {
+	if AreAllCharactersTheSameAlt(string(v)) {
+		return false
+	}
 	re := regexp.MustCompile(`(?)^[A-Z0-9]{2,7}-?\d{5,7}$`)
 	return re.MatchString(string(v))
 }
@@ -122,3 +128,18 @@ func (v VIN) SerialNumber() string {
 	}
 	return string(v[11:17])
 }
+
+// AreAllCharactersTheSameAlt check not getting bogus VIN
+func AreAllCharactersTheSameAlt(s string) bool {
+	if len(s) <= 1 {
+		return true
+	}
+
+	firstChar := rune(s[0])
+	for _, char := range s[1:] {
+		if char != firstChar {
+			return false
+		}
+	}
+	return true
+}
diff --git a/pkg/vin/vin_utils_test.go b/pkg/vin/vin_utils_test.go
index 5686eac..2a65229 100644
--- a/pkg/vin/vin_utils_test.go
+++ b/pkg/vin/vin_utils_test.go
@@ -177,6 +177,11 @@ func TestVIN_IsValidJapanChassis(t *testing.T) {
 			v:    "ZWR90-8000186",
 			want: true,
 		},
+		{
+			name: "Invalid japan chassis number all the same",
+			v:    "AAAAAAAAAAAAA",
+			want: false,
+		},
 		{
 			name: "Japan chassis without dash",
 			v:    "DJLAS203662",
@@ -187,6 +192,11 @@ func TestVIN_IsValidJapanChassis(t *testing.T) {
 			v:    "1FTFX1E57JKE37092",
 			want: false,
 		},
+		{
+			name: "Invalid VIN with all chars the same",
+			v:    "AAAAAAAAAAAAAAAAA",
+			want: false,
+		},
 		{
 			name: "Short VIN without dash",
 			v:    "WBMWD",