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Black 24-pin wiring harness with rectangular connector and multiple coloured wires

METRA

METRA 70-2021 24-Pin Amp Integration Harness for Chevrolet Impala Monte Carlo 2000-2001

SKU CH-T1AA-ATH72

Connects an aftermarket radio to the factory wiring in 2000-2001 Chevrolet Impala and Monte Carlo models without cutting the original harness

  • Product typeDash Installation Kits
  • Product colorBlack
  • Install aftermarket radio without rewiring using 24-pin plug
  • Bypass factory amplifier with included jumper harness
  • Retain original wiring connectors for clean installation
  • No cutting of factory wiring required
  • Fits 2000-2001 Chevrolet Impala and Monte Carlo

Vehicle Compatibility

The Metra 70-2021 harness is designed for 2000-2001 Chevrolet Impala and Monte Carlo models. It enables owners of these specific vehicles to install an aftermarket radio without removing the factory amplifier. The 24-pin connector matches the original equipment wiring layout exactly.

Factory Wiring Retention

The harness plugs directly into the existing 24-pin connector, eliminating the need to cut or splice any factory wires. An integrated amplifier bypass jumper allows the new radio to drive the speakers directly. This preserves the original harness for future restoration or resale value.

Pre-Installation Checks

Verify that your vehicle is a 2000 or 2001 Impala or Monte Carlo before ordering. Confirm the factory amplifier is present and uses the standard 24-pin interface. Ensure the aftermarket radio you plan to install accepts speaker-level outputs for proper signal connection.

How it compares

Measured against everything we stock in Car Audio Accessories & Wiring, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 86% of the 2,768 comparable items (median $21.99).

Specifications

Product
Brand nameMetra
Product typeDash Installation Kits
Product colorBlack

Questions about this item

Which version of the Metra 70-2021 harness fits my 2000-2001 Chevrolet Impala or Monte Carlo?

This single 24-pin harness is built for both the 2000 and 2001 Impala and Monte Carlo, so there is only one version to choose.

What does the 24-pin connector actually do once the harness is installed in the car?

The 24-pin plug connects the aftermarket radio directly to the factory wiring and includes an amplifier bypass jumper that removes the factory amp from the circuit.

What wiring standard does the 24-pin interface follow, and what limitation does it impose?

The harness uses the vehicle-specific 24-pin factory connector, which limits use to the listed 2000-2001 Impala and Monte Carlo models.

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