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NHTSA ID Number: 10070569
Manufacturer Communication Number: PIT4915D
Summary
Customers complain that their subwoofer is inoperative. Models with a 4 cylinder engine are equipped with an Active Noise Cancellation (ANC) system. ANC system works with the vehicle’s audio system to cancel out torque converter clutch (TCC) noise.
Condition/Concern
Some customers with a 2.4L engine and RPO UW6 may complain that their subwoofer is inoperative. Equinox and Terrain models with a 4 cylinder engine are equipped with an Active Noise Cancellation (ANC) system – which works to reduce the amount of noticeable noise at certain vehicle speeds. The ANC system works with the vehicle’s audio system to create sound waves that cancel out torque converter clutch (TCC) noise.
12 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| CHEVROLET | EQUINOX | 2010-2015 |
| GMC | TERRAIN | 2010-2015 |
1 Associated Document
Service Bulletin Document
Bulletin No.: PIT4915D
Date: December, 2014
https://www.nhtsa.gov/recalls?nhtsaId=10070569
SB-10070569-0335.pdf 221.117KB
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NHTSA ID Number: 10062894
Manufacturer Communication Number: PIT4915C
Summary
SUMMARY TO BE PROVIDED ON A FUTURE DATE.
1 Associated Document
Service Bulletin Document
Bulletin No.: PIT4915C
Date: April, 2013
https://www.nhtsa.gov/recalls?nhtsaId=10062894
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- Seventour ST-800 10 inch Ultra Slim Under Seat Active Powered Car/Truck Subwoofer with Built-In Amplifier, Enclosure made of cast aluminum for excellent heat dissipation and reliable performance.
- This is a new 2024 upgraded car subwoofer audio that features a personalized spider speaker protector as well as a speaker LED ambient light ring design. When the car is started, the subwoofer lights up with blue LED lights. Make your car look more cool and dynamic.
- This ST-800 car subwoofer includes wired bass volume remote control. With gain, bass boost and crossover controls, peak power: 800 watts, giving you a stunning bass experience.
- The Car Sub supports low level RCA inputs. It is also compatible with high level inputs, adjustable input sensitivity, thermal protection circuitry, short circuit protection circuitry, overload protection circuitry, green power/red protection LED.
- Low Pass Filter: 50Hz - 150Hz, Bass Boost: 0 - 12dB @ 45Hz, Built-in Sub-Acoustic Filter Load @ 20Hz, Total Harmonic Distortion (THD): < 0.4%, Rated Fuse: 25A, Peak Power: 800 Watts, RMS Power Handling: 220 Watts, Impedance: 4 Ohms
- Experience the unbeatable power of dual-loaded subwoofers with a maximum power of 1200W and a reliable RMS output of 400W, conveniently enclosed to deliver outstanding performance
- Enjoy profound, resonant bass as the 2-inch aluminum single 2-ohm voice coil and the 48-ounce magnet work together in flawless harmony, delivering a powerful audio performance
- Ensuring speaker durability features a rubber surround and polypropylene cone; Solid 5/8 inch MDF construction, covered in black carpet, keeps your subwoofers securely in place
- Achieve the ideal fusion of style and power with a sealed enclosure featuring the iconic Terminator logo and the impressive performance of a Terminator mono block MTX amplifier
- Frequency response range is 37-150 Hz; Bottom has a depth of 13.5 inches, top has a depth of 11.13 inches with dimensions measuring 29.69 inches in width and 14 inches in height
- 【Powerful Bass Performance】Immerse yourself in a world of deep, resonant bass with the HYANKA 480W 10 Inch Compact Underseat Subwoofer. Boasting a robust RMS power of 120W, this sleek and compact subwoofer ensures a powerful and immersive audio experience for your car, truck, or Jeep.
- 【Crystal-Clear Sound Quality】With a Total Harmonic Distortion (THD) of less than 0.5% and a Signal-to-Noise Ratio exceeding 90dB, our SODA-10ASW model delivers crystal-clear sound quality. Every note and beat are reproduced faithfully, allowing you to enjoy your favorite tunes with unparalleled clarity.
- 【Wide Frequency Range】Experience the full spectrum of sound with a generous frequency response ranging from 20Hz to 180Hz. Whether you're a fan of heart-pounding beats or subtle background melodies, this subwoofer caters to a diverse range of musical preferences.
- 【Flexible Input Options】The SODA-10ASW provides versatility with high and low-level input sensitivity options, making it compatible with a variety of audio systems. Connect effortlessly and enjoy enhanced audio performance in any setting.
- 【Precision Control】Take command of your audio experience with precision control features, including a customizable Bass Boost ranging from 0 to +12dB and a Low Pass Filter adjustable between 50Hz and 180Hz. Tailor the sound to your preferences for the perfect listening environment.
- power handling: 150 watts RMS (300 watts peak)
- frequency response: 30-500 Hz
- dimensions: 20.88"W x 7.25"H x 12.38"D
- Now includes a 10-inch sub model, along with the 8-inch
- 180 Watt amplifier drives the HS10; 150 Watt amp the HS8
- Ultra-compact at just more than three inches high
- Minimal parts and quick-connect Molex plug and harness
- Remote bass control included
- Package Includes: (1) MTX Terminator TNP212D2 1200 Watt Dual 12” Subwoofers. (1) Rockville RWK81 8 Gauge Complete Amp Installation Wire Kit with 100 % Copper RCA. (1) Rockville RXC2D 2 Farad Stiffening Power Capacitor. Features for dual subs + box: Dual Loaded 12" Subwoofer Enclosure. 2 12" Terminator Series Subwoofers Included. 1200 watts peak output. 400 watts RMS. 2" Aluminum voice coils. Single 4 ohm voice coils per sub (pre-wired down to a 2 ohm load). Rubber Surround. Polypropylene Cone
- MTX Logo on Dustcap. 48oz. Magnet. Frequency response: 37-150 Hz. Dual 12" Sealed Sub Enclosure. 5/8" MDF Solid Construction. Durable Black Carpeting. Stylish Logo in Carpet. Dimensions: 13.875"H x 29.625"W x 13.875" D. Amp Features: Terminator Series Class D Monoblock Car Amplifier. 400 x 1 watts peak @ 2 omhs. 200 x 1 RMS @ 2 ohms. LED power and protection indicators. Selectable bass boost (0, 6, 12 dB at 40 Hz). Mono gain control. Smart engage auto turn-on circuitry
- Built-in adaptive cooling fans. Built in low-pass filter (85 Hz, 18 dB/octave). CEA-2006 compliant amplifier. Frequency response: 20-85 Hz. Dimensions: 13-1/16"L x 10-3/16"W x 2-1/4"H. 8 AWG power and ground leads recommended. THD at Rated RMS Power: 1%. Signal-to-Noise Ratio: 73 dB. Fuse Rating: 25A x 1. Features: Rockville RXC2D 2 Farad Stiffening Power Capacitor. 2 Farad/12 Volt Stiffening Capacitor with 24 Volt Surge Capacity. Lucite Encapsulated Display and Logic Circuitry.
- Red LED Digital Voltage Display.. Blue Led Flashing Charge and Discharge Metering.. IC Controlled circuitry with negative polarity built-in protection.. Dimensions: 13" long x 3.75" wide x 7" high. Includes Clear Lucite Unbreakable Mounting Brackets, hardware and charging resistor with instructions. Features: Rockville RWK81 8 Gauge 2 Channel Car Amplifier Wiring Installation Kit. (1) 17 High Grade Twisted Pair of 100% Copper RCA Cable. 17 8 Gauge Translucent Blue SuperFlex Power Cables
- 17 18 Gauge Blue Remote Cable. 17 16 Gauge Clear Speaker Wire. 3 8 Gauge SuperFlex Ground Wire. Gold Plated AGU Heat Resistant Fuse Holder. 60 Amp AGU Gold Plated Fuse. 7 Split Tube Loom. Accessories Included: Wire Ties, Ring Terminals, Butt Connectors, Spades, and Grommets. Soft abrasion proof insulating jacket allows for 100% improved flexibility. PVC outer jacket can with-stand an extreme temperature range of -40 to 220 degrees F
- Built-in Amplifier - With a MOSFET power supply you get improved switching speeds, better performance with less power from the driver, lower gate-to-drain feedback capacitance, lower thermal impedance for higher switching frequencies
- Variable Low-Pass Filter - A low-pass filter is an electronic circuit that removes all the notes above the filter's frequency setting. You will use the Low-pass filter to primarily keep high notes out of your subwoofer(s)
- High Level Inputs - Speaker level inputs are commonly referred to as high-level inputs. It will be used to connect the LOPRO10 to your factory radio or an aftermarket radio that does not have low-level (RCA) inputs
- Low-Level Inputs - Line level inputs (RCA inputs / low-level inputs) use RCA interconnect cables to link the LOPRO10 with the source unit. Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers
- Variable Bass Boost - Variable Bass Boost allows you to adjust the low bass within the boost range to just the way you like it
- Rockville SS10P 10" 800w Slim Under-Seat Active Powered Car/Truck Subwoofer Sub, Amplifier built in, Enclosure is made out of cast aluminum which stays cool even under the seat of your car or truck,
- Metal Bass Remote Included, Gain, bass boost, and crossover controls, Peak Power Handling: 800 Watts, RMS Power Handling: 200 Watts, Heavy Duty Mounting Feet, PWM MOSFET Power Supply, Low Level RCA Input,
- High Level Inputs with Auto Turn-On Technology, Adjustable Input Sensitivity, Soft Delayed Remote Turn-On, Thermal Protection Circuit, Short Protection Circuit, Overload Protection Circuit, Green Power/Red Protect LED,
- Phase Switch: 0° or 180°, Low Pass Filter: 50Hz - 180Hz, Bass Boost: 0 - 12dB @ 45Hz, Built in Subsonic Filter @ 20Hz, THD: < 0.4%, Fuse Rating: Single 20A, Peak Power: 800 Watts, RMS Power: 200 Watts, Impedance: 4 Ohm,
- Frequency Response: 20Hz - 180Hz, Signal to Noise Ratio: >90dB, Sensitivity: 90dB @ 1w / 1m, Input sensitivity, Low level: 300mV, Input sensitivity, High level: 1.0V, Dimensions (Inches): 13.6" L x 9.65" W x 3" H
- Rockville RV8.2A Single 8" Bass Enclosure System With matching Mono Block Amplifier
- 800 Watts Peak Power / 250 Watts RMS CEA-2031 Rating
- Dual 8" Bass Enclosure System with matching Mono Block Amplifier
- Quasi Transmission Line Cabinet Design. Fully adjustable low pass crossover: 50Hz - 250Hz
- Bonded, Stapled and Braced 3/5" MDF Cabinet
Last update on 2024-06-25 / Affiliate links / Images from Amazon Product Advertising API
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SEOCONTENT-START
Service Bulletin File in Section: – Bulletin No.: PIT4915D Date: December, 2014 PRELIMINARY INFORMATION Subject: Normal Characteristic – Sub-woofer Is Inoperative With a 2.4L Engine With RPO UW6 Models: 2010 – 2015 Chevrolet Equinox 2010 – 2015 GMC Terrain with 6 Speaker System (RPO UW6) This PI was superseded to update Model Years. Please discard PIT4915C. The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition/Concern Some customers with a 2.4L engine and RPO UW6 may complain that their subwoofer is inoperative. Equinox and Terrain models with a 4 cylinder engine are equipped with an Active Noise Cancellation (ANC) system – which works to reduce the amount of noticeable noise at certain vehicle speeds. The ANC system works with the vehicle’s audio system to create sound waves that cancel out torque converter clutch (TCC) noise. Recommendation/Instructions On a vehicle with a 2.4L and RPO UW6 which is a 6 speaker system, the subwoofer is only used for the Active Noise Cancellation (ANC). This speaker is not used to play any audio from the any of the radio sources. Note: Do NOT block the cargo area speaker for optimal ANC performance. Customer Information Please communicate to the customer this condition is a normal operating characteristic of their vehicle. It will not impact the designed performance or reliability of the vehicle. Please share this information with the customer, including a copy of this message. Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
SEOCONTENT-END
