diff --git a/src/Illuminate/Http/Client/PendingRequest.php b/src/Illuminate/Http/Client/PendingRequest.php
index 6fdfc8e6bf41..28bde9944772 100644
--- a/src/Illuminate/Http/Client/PendingRequest.php
+++ b/src/Illuminate/Http/Client/PendingRequest.php
@@ -1613,7 +1613,7 @@ protected function marshalRequestExceptionWithResponse(RequestException $e)
             $response = $this->populateResponse($this->newResponse($e->getResponse()))
         );
 
-        throw $response->toException();
+        throw $response->toException() ?? new ConnectionException($e->getMessage(), 0, $e);
     }
 
     /**
diff --git a/tests/Http/HttpClientTest.php b/tests/Http/HttpClientTest.php
index 9d89ee977ec6..1604be010c15 100644
--- a/tests/Http/HttpClientTest.php
+++ b/tests/Http/HttpClientTest.php
@@ -4,6 +4,7 @@
 
 use Exception;
 use GuzzleHttp\Exception\RequestException as GuzzleRequestException;
+use GuzzleHttp\Exception\TooManyRedirectsException;
 use GuzzleHttp\Middleware;
 use GuzzleHttp\Promise\PromiseInterface;
 use GuzzleHttp\Promise\RejectedPromise;
@@ -2609,6 +2610,38 @@ public function testSslCertificateErrorsConvertedToConnectionException()
         $this->factory->head('https://ssl-error.laravel.example');
     }
 
+    public function testTooManyRedirectsExceptionConvertedToConnectionException()
+    {
+        $this->factory->fake(function () {
+            $request = new GuzzleRequest('GET', 'https://redirect.laravel.example');
+            $response = new Psr7Response(301, ['Location' => 'https://redirect2.laravel.example']);
+
+            throw new TooManyRedirectsException(
+                'Maximum number of redirects (5) exceeded',
+                $request,
+                $response
+            );
+        });
+
+        $this->expectException(ConnectionException::class);
+        $this->expectExceptionMessage('Maximum number of redirects (5) exceeded');
+
+        $this->factory->maxRedirects(5)->get('https://redirect.laravel.example');
+    }
+
+    public function testTooManyRedirectsWithFakedRedirectChain()
+    {
+        $this->factory->fake([
+            '1.example.com' => $this->factory->response(null, 301, ['Location' => 'https://2.example.com']),
+            '2.example.com' => $this->factory->response(null, 301, ['Location' => 'https://3.example.com']),
+            '3.example.com' => $this->factory->response('', 200),
+        ]);
+
+        $this->expectException(ConnectionException::class);
+
+        $this->factory->maxRedirects(1)->get('https://1.example.com');
+    }
+
     public function testRequestExceptionIsNotThrownIfThePendingRequestIsSetToThrowOnFailureButTheResponseIsSuccessful()
     {
         $this->factory->fake([