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NHTSA ID Number: 10185727
Manufacturer Communication Number: PIT5771A
Summary
This preliminary information discusses the possibility of a vibration on hard acceleration and a need for diagnostic information.
2 Affected Products
Vehicles
SEOCONTENT-START
Bulletin No.: PIT5771A
Published date: 12/10/2020
Preliminary Information
PIT5771A Wobble Vibration On Hard Acceleration
Models
Brand: | Model: | Model Years: | VIN: | Engine: | Transmissions: | |
from | to | |||||
Chevrolet | Equinox | 2020 | All | All | LYX | All |
GMC | Terrain | 2020 | All | All | LYX | All |
Involved Region or Country: | North America |
Additional RPO/s: | LYX, SAL or SPM |
Condition: | Wobble / Vibration the customer will typically state this occurs on hard acceleration, 30 to 70 MPH. (WOT) |
Cause: | Possible drive line vibration, information needed. |
IMPORTANT: This PI is to address the above scenario ONLY.
If able to duplicate the concern, record the event using the Pico Scope with the CH-51450TA246 Triple Axis Sensor. If the Pico reading at the above mentioned speeds is T1 lateral above 40 mg or above 30 mg with 10 mg of T3 lateral, return the vehicle to the customer advising them there will be a bulletin released and a field fix for this concern early in the first quarter of 2021. If this is NOT the disturbance noted in the file review perform normal NVH diagnostics.
Version History
Version | 2 |
Modified | 09/08/2020 – Created on.
12/10/2020- Added test and resolution information update. |
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5771A
Published date: 12/10/2020
“This site contains affiliate links for which OEMDTC may be compensated” |
- Use your PicoScope 2000 Series as an advanced oscilloscope, spectrum analyzer, function generator, arbitrary waveform generator and decode over 30 serial protocols as standard out of the box.
- PicoScope 2204A 2 Channel Oscilloscope kit includes: USB 2.0 cable (USB 3.0/3.1 compatible), two x1/x10 passive probes and Quick Start Guide.
- 10 MHz bandwidth, 100 MS/s maximum sampling rate, 8 kS capture memory and Up to 12 bits enhanced vertical resolution.
- Ultra-compact design, USB connected and powered. Travel-friendly and ideal for small-scale setups, it fits in a laptop bag.
- PS7 Software for Windows, Linux and Mac. PicoScope 7 has all the analysis tools you need to get answers quickly, whether carrying out a simple test, or debugging a complex design. New features are continuously being added through free software upgrades, meaning your PicoScope will keep improving!
- Use your PicoScope 2000 Series as an advanced oscilloscope, spectrum analyzer, function generator, arbitrary waveform generator and decode over 30 serial protocols as standard out of the box.
- PicoScope 2204A-D2 2 Channel Oscilloscope kit includes: USB 2.0 cable (USB 3.0/3.1 compatible) and Quick Start Guide.
- 10 MHz bandwidth, 100 MS/s maximum sampling rate, 8 kS capture memory and Up to 12 bits enhanced vertical resolution.
- Ultra-compact design, USB connected and powered. Travel-friendly and ideal for small-scale setups, it fits in a laptop bag.
- PS7 Software for Windows, Linux and Mac. PicoScope 7 has all the analysis tools you need to get answers quickly, whether carrying out a simple test, or debugging a complex design. New features are continuously being added through free software upgrades, meaning your PicoScope will keep improving!
- Oscilloscope probes NOT included
- Oscilloscope probes NOT included
- Scope 2205A 2 channel 25 MHz, 8-bit oscilloscope with probes
- 25 MHz bandwidth
- 1 GS/s sampling
- Advanced digital triggers
- Arbitrary waveform generator
- Use your PicoScope 2000 Series as an advanced oscilloscope, spectrum analyzer, function generator, arbitrary waveform generator and decode over 30 serial protocols as standard out of the box.
- PicoScope 2205A 2 Channel Oscilloscope kit includes: USB 2.0 cable (USB 3.0/3.1 compatible), two x1/x10 passive probes and Quick Start Guide.
- 25 MHz bandwidth, 200 MS/s maximum sampling rate, 16 kS capture memory and Up to 12 bits enhanced vertical resolution.
- Ultra-compact design, USB connected and powered. Travel-friendly and ideal for small-scale setups, it fits in a laptop bag.
- PS7 Software for Windows, Linux and Mac. PicoScope 7 has all the analysis tools you need to get answers quickly, whether carrying out a simple test, or debugging a complex design. New features are continuously being added through free software upgrades, meaning your PicoScope will keep improving!
- 22PCS Back Probe Kit is for harness connectors, automotive sensors and fuel injectors.
- Back Probe is made of Stainless Steel ,15pcs with 3 kind (Straight, 90 degree, 135 degree) and five color.
- 5PCS banana plug(standard 4mm) with copper alligator clips wires, 5 colors to identify.
- 2 PCS Nickel plated copper Alligator clips.
- Back Probe can test up to 30 volts. easier use on automotive connectors.
- 4 analog channels
- 25MHz bandwidth
- Built-in AWG in every model
- 500 MS/s
- 48 kS buffer
- HT30A: 3M BNC to banana adapter cable, heavy duty auto test lead. Allowing the oscilloscope away form the car being tested or repaired and placed on the bench
- HT30A: It consists of wide range probes, clips, gators can be plugged into the 4 mm connectors at the end of the cable.Full shield can effectively reduce the noise interference
- HT30A: A special line for assisting automobile measurement instruments to test various types of signals. which also can cooperate with a 20:1 attenuator
- HT201: HT201 Attenuator designed for assisting automobile measurement. Passive attenuator with 20:1 attenuation, if input a 20V signal, it can output a 1V signal. Bandwidth: 10MHz
- This oscilloscope accessories set suitable for auto measurement, it work better when used together, it meet your various demand of your oscilloscope test
- Scope 2205A-D2 2 channel 25 MHz, 8-bit oscilloscope (no probes)
- 25 MHz bandwidth
- Advanced digital triggers
- Arbitrary waveform generator
- Serial decoding
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- Universal Oscilloscope Function: 8 analogue channels, 12 bits resolution, 4K memory depth, 2.4MSa/s real-time sampling rate; 20 automatic measurement modes, can be selected with one key to turn on or off, convenient and intuitive to read the signal measurement results
- Programmable Signal Generator with USB storage: 8 channels, LVTTL output level, 0-250KHz frequency range. Signal generator function to simulate crankshaft and camshaft signals
- The 8-channel oscilloscope is easy to operate and suitable for electricians as well as technicians, hobbyists and electronics enthusiasts to learn basic circuit diagnostics, basic electronic equipment troubleshooting, home appliances and other electronic products. Can transfer signals through the USB 2.0 interface, easy to connect to Android devices such as tablets, smart phones and personal computers
Last update on 2025-05-08 / Affiliate links / Images from Amazon Product Advertising API
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