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OEM Park Assist Control Module for 2016-2023 Buick, Cadillac, Chevrolet, & GMC - Front Rear

Out of Stock
$ 84 .95

Product Notes

This is a used park assist control module. It is for vehicles with front and rear park assist (option code UD5). It is for vehicles without automatic parking. The module may need to be reprogrammed to work with your vehicle.
Condition: Excellent (A)
Like new, minimal to no wear
115,200 miles
Odometer reading when part was removed

1 Other Matching Unit Available

Same part, different stock options.

Why Buy Used OEM Parts?

  • ✓ Quality-Verified: Every used OEM part we sell has been professionally inspected and tested. While it may show some cosmetic wear, it's fully functional and ready to install.
  • ✓ Original Equipment: This is a genuine OEM part — the exact part that came with your vehicle from the factory. Perfect fitment and performance.
  • ✓ Works Like New: Despite visual wear, internal components and functionality are intact. Same reliability you'd expect from OEM quality.
  • ✓ Significant Savings: Save 50–80% vs. new. Factory quality at a fraction of the cost — the smart choice for budget-conscious owners.
30-dayreturns 6-monthwarranty 100%money-back
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Vehicle Fitment Guide

This part fits the following vehicles:

Buick 1 model(tapclick to expand)(tapclick to hide)
Regal 2018-2020 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
2018 - 2020
Cadillac 4 models(tapclick to expand)(tapclick to hide)
CT6 2016-2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Sedan 2016 - 2017 L4 2.0L Turbo AWD/RWD | Automatic
Base Sedan 2016 - 2017 V6 3.6L AWD/RWD | Automatic
Luxury Sedan 2016 - 2017 L4 2.0L Turbo AWD/RWD | Automatic
Luxury Sedan 2016 - 2017 V6 3.0L Turbo AWD/RWD | Automatic
Luxury Sedan 2016 - 2017 V6 3.6L AWD/RWD | Automatic
Platinum Sedan 2016 - 2017 V6 3.0L Turbo AWD | Automatic
Platinum Sedan 2016 - 2017 V6 3.6L AWD | Automatic
Premium Luxury Sedan 2016 - 2017 V6 3.0L Turbo AWD | Automatic
Premium Luxury Sedan 2016 - 2017 V6 3.6L AWD | Automatic
Plug-In Sedan 2017 L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo RWD | Automatic CVT
Escalade 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Base SUV 2017 V8 6.2L RWD/4WD | Automatic
Luxury SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Luxury SUV 2017 V8 6.2L RWD/4WD | Automatic
Platinum SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Platinum SUV 2017 V8 6.2L RWD/4WD | Automatic
Premium SUV 2017 V8 6.2L 4WD | Automatic
Premium SUV 2017 V8 6.2L FLEX 4WD | Automatic
Premium Luxury SUV 2017 V8 6.2L RWD/4WD | Automatic
Premium Luxury SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Escalade ESV 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Base SUV 2017 V8 6.2L RWD/4WD | Automatic
Luxury SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Luxury SUV 2017 V8 6.2L RWD/4WD | Automatic
Platinum SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Platinum SUV 2017 V8 6.2L RWD/4WD | Automatic
Premium SUV 2017 V8 6.2L 4WD | Automatic
Premium SUV 2017 V8 6.2L FLEX 4WD | Automatic
Premium Luxury SUV 2017 V8 6.2L RWD/4WD | Automatic
Premium Luxury SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
XT5 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base SUV 2017 V6 3.6L FWD | Automatic
Luxury SUV 2017 V6 3.6L FWD/4WD | Automatic
Platinum SUV 2017 V6 3.6L 4WD | Automatic
Premium SUV 2017 V6 3.6L 4WD | Automatic
Premium Luxury SUV 2017 V6 3.6L FWD/4WD | Automatic
Chevrolet 6 models(tapclick to expand)(tapclick to hide)
Bolt EV 2017-2023 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Hatchback 2017 - 2020 -- -L BATTERY EV (EV/BEV) FWD | Automatic
LT Hatchback 2017 - 2023 -- -L BATTERY EV (EV/BEV) FWD | Automatic
Premier Hatchback 2017 - 2021 -- -L BATTERY EV (EV/BEV) FWD | Automatic
2018 - 2019, 2022
Malibu 2017-2018 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Hybrid Sedan 2017 - 2018 L4 1.8L FULL HYBRID EV-GAS (FHEV) FWD | Automatic
L Sedan 2017 - 2018 L4 1.5L Turbo FWD | Automatic
LS Sedan 2017 - 2018 L4 1.5L Turbo FWD | Automatic
LT Sedan 2017 - 2018 L4 1.5L Turbo FWD | Automatic
LT Sedan 2017 - 2018 L4 2.0L Turbo FWD | Automatic
Premier Sedan 2017 - 2018 L4 2.0L Turbo FWD | Automatic
Silverado 1500 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Custom Extended Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
Custom Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
Custom Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
High Country Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
High Country Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
High Country Crew Cab Pickup 2017 V8 6.2L RWD/4WD | Automatic
LS Crew Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
LS Extended Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
LS Standard Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
LS Standard Cab Pickup 2017 V6 4.3L RWD | Automatic
LS Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
LS Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LS Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
LS Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LS Standard Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LS Standard Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT Crew Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
LT Extended Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
LT Standard Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
LT Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LT Crew Cab Pickup 2017 V8 5.3L MILD HYBRID EV-GAS (MHEV) RWD/4WD | Automatic
LT Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LT Extended Cab Pickup 2017 V8 5.3L MILD HYBRID EV-GAS (MHEV) RWD/4WD | Automatic
LT Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT Standard Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LT Standard Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT Standard Cab Pickup 2017 V8 5.3L MILD HYBRID EV-GAS (MHEV) RWD/4WD | Automatic
LTZ Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LTZ Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
LTZ Crew Cab Pickup 2017 V8 6.2L RWD/4WD | Automatic
LTZ Extended Cab Pickup 2017 V8 6.2L RWD/4WD | Automatic
SSV Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
SSV Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
WT Crew Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
WT Extended Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
WT Standard Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
WT Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
WT Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
WT Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
WT Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
WT Standard Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
WT Standard Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
Suburban 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
HD SUV 2017 V8 6.0L FLEX AWD | Automatic
LS SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
LS SUV 2017 V8 5.3L RWD/4WD | Automatic
LT SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT SUV 2017 V8 5.3L RWD/4WD | Automatic
Premier SUV 2017 V8 5.3L RWD/4WD | Automatic
Premier SUV 2017 V8 5.3L FLEX AWD/RWD/4WD | Automatic
Suburban 3500 HD 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
LS SUV 2017 V8 6.0L FLEX 4WD | Automatic
LS SUV 2017 V8 6.0L 4WD | Automatic
LT SUV 2017 V8 6.0L FLEX 4WD | Automatic
LT SUV 2017 V8 6.0L 4WD | Automatic
Tahoe 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
LS SUV 2017 V8 5.3L RWD/4WD | Automatic
LS SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
LT SUV 2017 V8 5.3L RWD/4WD | Automatic
Police SUV 2017 V8 5.3L FLEX RWD | Automatic
PPV SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
Premier SUV 2017 V8 5.3L RWD/4WD | Automatic
Premier SUV 2017 V8 5.3L FLEX AWD/RWD/4WD | Automatic
SSV SUV 2017 V8 5.3L FLEX 4WD | Automatic
Z71 SUV 2017 V8 5.3L FLEX AWD | Automatic
GMC 4 models(tapclick to expand)(tapclick to hide)
Acadia 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Denali SUV 2017 V6 3.6L AWD/FWD/4WD | Automatic
SL SUV 2017 L4 2.5L FWD | Automatic
SLE SUV 2017 L4 2.5L FWD/4WD | Automatic
SLE SUV 2017 V6 3.6L FWD/4WD | Automatic
SLT SUV 2017 L4 2.5L FWD/4WD | Automatic
SLT SUV 2017 V6 3.6L FWD/4WD | Automatic
Sierra 1500 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Crew Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
Base Extended Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
Base Standard Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
Base Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
Base Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
Base Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
Base Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
Base Standard Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
Base Standard Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
Denali Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
Denali Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
Denali Crew Cab Pickup 2017 V8 6.2L RWD/4WD | Automatic
SLE Crew Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
SLE Extended Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
SLE Standard Cab Pickup 2017 V6 4.3L FLEX RWD/4WD | Automatic
SLE Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
SLE Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLE Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
SLE Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLE Standard Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLE Standard Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
SLT Crew Cab Pickup 2017 V8 5.3L MILD HYBRID EV-GAS (MHEV) RWD/4WD | Automatic
SLT Crew Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLT Crew Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
SLT Extended Cab Pickup 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLT Extended Cab Pickup 2017 V8 5.3L RWD/4WD | Automatic
SLT Extended Cab Pickup 2017 V8 5.3L MILD HYBRID EV-GAS (MHEV) RWD/4WD | Automatic
SLT Crew Cab Pickup 2017 V8 6.2L RWD/4WD | Automatic
SLT Extended Cab Pickup 2017 V8 6.2L RWD/4WD | Automatic
Yukon 2017 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Denali SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Denali SUV 2017 V8 6.2L RWD/4WD | Automatic
SLE SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLE SUV 2017 V8 5.3L RWD/4WD | Automatic
SLT SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLT SUV 2017 V8 5.3L RWD/4WD | Automatic
Yukon XL 2017 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Denali SUV 2017 V8 6.2L FLEX RWD/4WD | Automatic
Denali SUV 2017 V8 6.2L RWD/4WD | Automatic
SLE SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
SLE SUV 2017 V8 5.3L RWD/4WD | Automatic
SLT SUV 2017 V8 5.3L RWD/4WD | Automatic
SLT SUV 2017 V8 5.3L FLEX RWD/4WD | Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

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Shipping & Handling

  • Standard shipping: 3-7 business days via UPS Ground
  • Parts are carefully packaged to prevent damage during transit

Returns (30 Days)

We accept returns within 30 days of delivery for this part.

  • Defective parts: We will replace the part or issue a refund at our discretion
  • Electronic parts: Must be returned with the sealed inspection bag unopened. The clear bag allows full visual inspection before opening. Once opened, electronic parts can only be exchanged for a replacement if defective — no refunds
  • Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
  • Return shipping: We cover return shipping as part of our 100% money-back guarantee
  • Parts must be returned in original packaging and unmodified condition
  • Poorly packaged returns that arrive damaged will not be credited

6-Month Warranty

All used parts include a 6-month warranty from the date of purchase.

  • If your part fails within 6 months, we will send a replacement
  • Refunds are only issued if we cannot provide a suitable replacement
  • Warranty covers defects — not installation errors, misuse, or damage after installation

Note: Warranty is for replacement, not refund. A part failing on day 80? We'll replace it. But the return window for refunds is 30 days.

Damaged in Shipping?

If your part arrives damaged:

  • Stop immediately — do not install the part
  • Keep all original packaging and boxes
  • Take clear photos of the damage and packaging
  • Contact us within 48 hours of delivery

We will handle the carrier claim. You are not responsible for shipping damage — we just need your help documenting it.

Order Cancellation

Orders can be cancelled before shipment for a full refund. Once shipped, cancellations follow our return policy.

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This guide clarifies the common confusion between the Body Control Module (BCM) and the Human Machine Interface (HMI) module, which is the true cause of most screen and navigation issues.

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⚠️ Related Trouble Codes (OBD-II)

50 matching guides

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

P0747
BCM Fault vs. Transmission Solenoid
2017-2020 Chevrolet MALIBU
P0747
Pressure Control Solenoid 'A' Stuck On Causes & Fixes
2018-2019 Buick REGAL
B1370
Ignition Circuit Fault Causes & Fixes
2015-2019 Gmc SIERRA 2500
B2575
Headlamp Control Circuit Fault Causes and Fixes
2017-2017 Chevrolet SILVERADO
B2575
Headlamp Control Circuit Fault Causes and Fixes
2015-2019 Chevrolet SILVERADO 2500
B2699
Right Low Beam Circuit Fault Causes & Fixes
2017-2017 Gmc SIERRA
B2699
Snowplow Headlight Circuit Fault Guide
2017-2017 Chevrolet SILVERADO
B3055
No Start & Security Light Causes
2015-2022 Chevrolet MALIBU
B3055
No Start, Security Light Causes & Fixes
2017-2021 Chevrolet BOLT EV
B3055
No Start, Causes, and Fixes
2015-2022 Gmc ACADIA
B3060
Causes and Fixes for No-Start Issues
2015-2022 Chevrolet MALIBU
B3060
Causes for Security Fault and No-Start
2019-2019 Buick REGAL
↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.

Miscellaneous Information

OEM Part Numbers:
Other: 84078177, 84104305

Fits Years: 2016 2017 2018 2019 2020 2021 2022 2023

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