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2004 Chevrolet Trailblazer: engine knocking or ticking

5 of the 1,081 complaints about the 2004 Chevrolet Trailblazer describe engine knocking or ticking.

owner complaints
5
of this car's complaints
0%
recalls
0
Is there a fix? 133 service bulletins cover this area of the car. See below

Engine knocking or ticking by model year

  • 2023
    2
  • 2008
    2
  • 2007
    2
  • 2006
    2
  • 2005
    1
  • 2004
    5
  • 2003
    12
  • 2002
    12

What owners say

Filed Jun 6, 2012 · Engine · 53,000 miles · MN

Tl* the contact owns a 2004 chevrolet trailblazer. While parked with the engine running, the contact heard a loud knocking noise coming from the engine. The vehicle was taken to the dealer for diagnostics. The technician advised that the knocking noise was normal for the type of engine in the vehicle. The vehicle was then taken to an independent mechanic who advised the contact that the pistons in the engine were down sized, causing the noise. The vehicle was not repaired. The approximate failure mileage was 53,000.

Filed Jul 29, 2004 · Engine · 300 miles · WA

On the 1-2 and 2-3 shifts there is a rattling sound (or light knocking) sound coming from the engine. It sounds like noisy lifters. It occurs most of the time, but not all of the time.

Filed Jul 12, 2004 · Engine · 3,651 miles · TX

Engine stalled in traffic and idles rough on startup. Dealer reprogrammed idle control module. Engine surges and shakes under a load from power steering or alterantor. Dealer cleaned throttle body (only 4800 miles) and found large leak at evap vapor pipe. Continued to have problem. Dealership contact gm for help. Gm replied that "4.2 liter motors have an inherent vibration at that speed." gm technical assistance also stated "engine surge under is normal under load by design." car is ticking time bomb for another stall in traffic and daily endangers my family.

Filed May 26, 2004 · Suspension · NY

When driving the vehicle over bumps, the consumer heard a knocking noise. The consumer took the vehicle to the dealership for an inspection, the mechanic replaced,the struts, however, the problem still continued. Please provide any further details.

Filed Mar 31, 2004 · Engine · 100 miles · MI

Spark knock noise on passenger side of car ,not in the engine along side of car, been to dealer 5 times they told me its normal noise and to get over it !! Poor gas mialage dealer told me that its normal, the sticker says 15 mpg I am getting 10 to 11, again get over it... Can you help please !!!

Questions about the 2004 Chevrolet Trailblazer knocking

Is engine knocking or ticking a common problem on the 2004 Chevrolet Trailblazer?

5 of 1,081 owner complaints about the 2004 Chevrolet Trailblazer (0%) mention engine knocking or ticking. The model year with the most reports is 2002.

Is there a recall or service bulletin for this on the 2004 Chevrolet Trailblazer?

There are 0 recalls and 133 service bulletins for the same area of the car. Check them below with your VIN.

Other symptoms on the 2004 Chevrolet Trailblazer

Headlights 100Fuel gauge 98Check engine light 62Fuel smell 36Stalling 34No deployment 28Fire or smoke 27Fuel leak 26Loss of power 18ABS 17Adaptive cruise 14Warning lights 11Fuel pump 10Wipers 10Won't start 10Tire blowout 9Transmission failure 8Airbag light 7Ball joint 7Grinding brakes 7Door locks 7Slipping 7Brake failure 6Overheating 5

All model years of the Chevrolet Trailblazer

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