OBD diagnostics · purchase protection

2020 Chrysler 300
Common Problems & Inspection Guide

Verify baseline vehicle system stability data. Learn what to check on the physical vehicle computer before signing a bill of sale.

Connect Adapter & Check for Code Wipes

Platform Heritage

The Chrysler 300 is a full-size car produced by Chrysler under Stellantis North America and its predecessors. The first generation (model years 2005–2010) was available as a four-door sedan and station wagon, in the second generation (model years 2011–2023) was available solely as a sedan. The second-generation 300 was marketed as the Chrysler 300C in the United Kingdom and Ireland and as the Lancia Thema in the remainder of Europe.

Source: Wikipedia intro extract · as of Aug 13, 2026

Key facts for this model year

10NHTSA owner complaints
2Safety recalls on file
3Top issue reports · Unknown Or Other
$0Typical OEM recall remedy cost to you

N/A average monthly buyer searches in the US (google ads data · as of Aug 13, 2026). Run a MotoMetrics scan for your VIN to see live repair exposure.

Verify the data — open primary sources · as of Aug 13, 2026

System Defect Summaries & Field Data

Active safety recalls on file: 2 (source: NHTSA Recalls API · as of Aug 13, 2026)

Top NHTSA complaint categories

Recent recall summaries

Campaign 21V516000 · VISIBILITY:WINDSHIELD · API record

Chrysler (FCA US, LLC) is recalling certain 2020-2021 Dodge Challenger, Dodge Charger, and Chrysler 300 vehicles. During manufacturing, the windshield may not have been properly bonded to the vehicle, allowing it to detach in a crash. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 212, "Windshield Mounting."

Campaign 24V198000 · AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR · API record

Chrysler (FCA US, LLC) (Stellantis) is recalling certain 2018-2021 Dodge Charger and Chrysler 300 vehicles. The right and left side curtain air bag inflators may rupture due to a manufacturing defect.

YouTube voice themes below are research hints only — verify against NHTSA data before citing.

On-Site Chrysler 300 Pre-Purchase Checklist

  1. Verify OBD-II readiness monitors are complete (not recently cleared) using a full protocol scan.
  2. Compare dashboard mileage to ECU-stored odometer modules where accessible.
  3. Pull permanent and pending DTCs — not only stored codes visible on the dash.
  4. Inspect systems related to UNKNOWN OR OTHER (NHTSA complaint cluster — verify during test drive and PPI).
  5. Inspect systems related to AIR BAGS (NHTSA complaint cluster — verify during test drive and PPI).
  6. Inspect systems related to AIR BAGS,UNKNOWN OR OTHER (NHTSA complaint cluster — verify during test drive and PPI).
  7. Inspect systems related to POWER TRAIN (NHTSA complaint cluster — verify during test drive and PPI).
  8. Inspect systems related to FORWARD COLLISION AVOIDANCE (NHTSA complaint cluster — verify during test drive and PPI).
  9. Confirm recall remedy completed for VISIBILITY:WINDSHIELD (campaign 21V516000).
  10. Confirm recall remedy completed for AIR BAGS:SIDE/WINDOW:CURTAIN:INFLATOR (campaign 24V198000).
  11. Run a MotoMetrics on-site scan for Chrysler 300 before signing the bill of sale.

Chrysler OBD-II trouble code quick reference

  • P0420 — Catalyst system efficiency below threshold — top long-tail code across most makes
  • P0171 — Fuel system too lean — vacuum leaks and fuel trim diagnostics
  • P0300 — Engine misfire detected — inspect coils, plugs, and compression

Generic diagnostic context only — confirm stored, pending, and permanent codes with a full-protocol scan before purchase.

Alternative Inferences & Cross-Shopping Matrix

Adjacent model years for this nameplate and equivalent footprints shoppers compare across brands.

Generational cohorts

2019 Chrysler 300 2021 Chrysler 300 2018 Chrysler 300 2022 Chrysler 300 2017 Chrysler 300 2023 Chrysler 300

Class competitors

No cross-shop peers indexed in this segment yet.

Vehicle health varies wildly by individual history. Aggregate recall and complaint data cannot tell you whether the specific car on the lot had its monitors cleared or its odometer rolled back. Verify the physical or digital scan before you sign a bill of sale.

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