When I hit a bump in the road, my car immediately started making a loud knocking noise when I would hit a bump or when I would press on the brakes. The knocking was coming from somewhere under the car in the rear driver's side. I took my car to my (very trustworthy) mechanic today and he said the axle body of the car was rusted away and that's what holds the suspension in place. This is a very unusual situation that you don't usually see, and is not fixable. I was driving on well-paved streets at a low speed (no more than 35mph).
2006 Pontiac Torrent: engine knocking or ticking
5 of the 240 complaints about the 2006 Pontiac Torrent describe engine knocking or ticking.
- owner complaints
- 5
- of this car's complaints
- 2%
- recalls
- 0
Engine knocking or ticking by model year
- 20071
- 20065
What owners say
Tl* the contact owns a 2006 pontiac torrent. While starting the vehicle, the contact heard an abnormal knocking sound and various warning indicators illuminated. The abnormal noise recurred while driving 30 MPH. The vehicle was taken to an independent mechanic and it was diagnosed that the engine failed and needed replacement. The vehicle was not repaired. The dealer and manufacturer were not made aware of the failure. The failure mileage was 112,000.
On 09/26/11, I took my car into the dealer about the ABS and tc light coming on in the car. I also reported having problems with turning over the car as the car would hesitate and stall at times. In regards to the ABS issue I reported a hearing a knocking sound coming from the front end of the vehicle and feeling a vibration on the break pedal when the knocking sound occurred. I was told by the dealer the ABS hub and sensor needed replacement. I was also informed the car was still safe to drive in the meantime. The cost to replace the hub was estimated around $437 plus tax. Since I was also having ignition starting problems during this time, I decided to pay for a cleaning induction service recommended by the dealer to help with the ignition starting issue in the amount of $413.56. I was later informed the cleaning of the upper intake, valve, and combustion area had no real effect on my vehicle starting because on 09/04/12 I reported having the same issues with the ignition. The dealer then diagnosed the real issue, which was replacement of the ignition switch. This has left the ABS issues still occurring in the car. I have also read numerous complaints online about other pontiac torrents having the same ABS and tc issues. This has the potential for real devastating events on the roadways as the ABS hub and sensor is defective, causing the braking system to lock up when trying to brake. I want this car recalled for the ignition switch and ABS / tc issues.
Vehicle began having hard starting problems where it will not start though it keeps cranking over and over or knocks very badly then sputters out. This can go on 2 or 3 times before it starts. It is intermittent but seems to occur if the vehicle has been running, is shut off, and restarting is attempted after 15-30 minutes. Usually if it sits for several hours or overnight it starts on the first try. Dealership has not known what it is but believes it is most likely a fuel system component.
Dt*: the contact stated while at a stop, the vehicle lunged forward without warning. This was an intermittent problem and the dealership was unable to duplicate the problem. Also, there was a ticking noise coming from the rear of the vehicle. The dealership determined there were metal shavings in the rear suspension. The rear axle, tie rod, and other components were replaced. In addition, the brake pedal went to the floor when depressed. The dealership readjusted the parking brake and the problem ceased. Also, while traveling 35 MPH, the vehicle stalled without warning. The vehicle restarted and the dealership determined the lifters in the engine needed to be replaced. In addition, the front driver side window did not also close completely. This has not been inspected by the dealership. Updated 10/31/2006 - the consumer has met with a gm rep. Gm has agreed to buy back the vehicle but negotiations are ongoing.
Service bulletins that may apply
- This service bulletin provides guidelines and diagnostic/repair information to technicians regarding...
- This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake...
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil...
- This PI bulletin advises the technician on the proper way to install the pistons in an engine.
- This service bulletin provides graphics, information and guidelines for engine component wear to assist...
- Engine
- This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter...
- This service bulletin provides service information on new torque specification and installation procedure...
Related recalls
No recalls on record for this model year.
Questions about the 2006 Pontiac Torrent knocking
Is engine knocking or ticking a common problem on the 2006 Pontiac Torrent?
5 of 240 owner complaints about the 2006 Pontiac Torrent (2%) mention engine knocking or ticking. The model year with the most reports is 2006.
Is there a recall or service bulletin for this on the 2006 Pontiac Torrent?
There are 0 recalls and 82 service bulletins for the same area of the car. Check them below with your VIN.
Other symptoms on the 2006 Pontiac Torrent
ABS 12Stalling 11Fire or smoke 10Won't start 10Grinding brakes 7Check engine light 7Fuel pump 7Steering lock-up 7Engine failure 6Power steering loss 6Sudden acceleration 6No deployment 5
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