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Standard Ignition HR-142 Tailgate Relay
| Brand | Standard Ignition HR-142 |
|---|---|
| Amperage Rating | 20 A |
| Connector Shape | Rectangular |
| Contents | Relay |
| Continuous Duty | No |
| Functions | Relay |
| Mounting Bracket(s) Included | Yes |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Voltage | 12 |
| Fits | Chevrolet, Buick, and Pontiac · 33 vehicles |
OE-quality construction. Built to stringent standards with complete quality control throughout manufacturing.
Composite housing. Helps protect the relay from harsh temperatures and severe underhood conditions.
Brass or copper contacts. Where specified, they provide extended wear for longer service life.
Cross-references 1R1323, 3-1739 and 56-1781 for the same application. See all 11.
Standard Ignition HR-142 Tailgate Relay
The Standard Ignition HR-142 is a 12-volt tailgate relay built for vehicles that need reliable electrical switching in demanding underhood conditions. It uses a rectangular connector, 3 male blade terminals, and includes a mounting bracket for secure installation.
Key Features
- 20 amp amperage rating for tailgate relay applications
- 12-volt electrical system compatibility
- Rectangular connector shape with 3 male blade terminals
- Mounting bracket(s) included for proper fitment
- Composite housing helps protect internal components from heat and harsh conditions
- Brass or copper contacts are used where specified for wear resistance
Application Details
Compatible with select Chevrolet El Camino and Chevrolet Malibu models from 1973-1975, plus Buick LeSabre, Riviera, and Skylark models from 1965-1968. It also fits Pontiac Tempest applications for 1965 and 1966, including 1965 Pontiac Tempest vehicles equipped with U.S. Emissions for Distributor Ignition Pickup. The HR-142 is a direct-fit relay choice for owners searching for a Standard Ignition HR-142 tailgate relay for classic GM body and electrical repair work.
This part cross-references 1R1323 and HR26 for the same application.
What It Helps Fix
- Tailgate electrical functions that stop responding
- Intermittent relay operation caused by worn internal contacts
- Heat-related relay failure in underhood environments
- Connector or terminal mismatch during relay replacement
- Restoration work on classic Chevrolet, Buick, and Pontiac vehicles
Installation Notes and Tips
Verify the connector shape, terminal count, and mounting location before installation. Confirm the vehicle uses a 12-volt system and compare the existing relay to the HR-142 to ensure the correct electrical and physical match. For 1965 Pontiac Tempest applications, confirm the U.S. Emissions with Distributor Ignition Pickup note before ordering.
Quality Assurance
Standard Ignition manufactures this relay under stringent quality requirements in TS16949- and ISO9001-certified facilities. The composite housing and specified metal contacts are selected to support consistent electrical performance and long service life in demanding vehicle environments.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1975 | Chevrolet | El Camino | — | — | N/A | — |
| 1975 | Chevrolet | Malibu | — | — | N/A | — |
| 1974 | Chevrolet | El Camino | 4.1L | L6 | N/A | — |
| 1974 | Chevrolet | El Camino | 7.4L | V8 | N/A | — |
| 1974 | Chevrolet | El Camino | 5.7L | V8 | N/A | — |
| 1974 | Chevrolet | El Camino | 6.6L | V8 | N/A | — |
| 1974 | Chevrolet | Malibu | — | — | N/A | — |
| 1973 | Chevrolet | El Camino | — | — | N/A | — |
| 1973 | Chevrolet | Malibu | — | — | N/A | — |
| 1968 | Buick | LeSabre | — | — | N/A | — |
| 1968 | Buick | Riviera | — | — | N/A | — |
| 1968 | Buick | Skylark | 4.1L | L6 | N/A | — |
| 1968 | Buick | Skylark | 5.7L | V8 | N/A | — |
| 1968 | Buick | Skylark | 6.6L | V8 | N/A | — |
| 1967 | Buick | LeSabre | — | — | N/A | — |
| 1967 | Buick | Riviera | — | — | N/A | — |
| 1967 | Buick | Skylark | 3.7L | V6 | N/A | — |
| 1967 | Buick | Skylark | 4.9L | V8 | N/A | — |
| 1967 | Buick | Skylark | 5.6L | V8 | N/A | — |
| 1967 | Buick | Skylark | 6.6L | V8 | N/A | — |
| 1966 | Buick | LeSabre | — | — | N/A | — |
| 1966 | Buick | Riviera | — | — | N/A | — |
| 1966 | Buick | Skylark | 3.7L | V6 | N/A | — |
| 1966 | Buick | Skylark | 4.9L | V8 | N/A | — |
| 1966 | Buick | Skylark | 5.6L | V8 | N/A | — |
| 1966 | Buick | Skylark | 6.6L | V8 | N/A | — |
| 1966 | Pontiac | Tempest | — | — | N/A | — |
| 1965 | Buick | LeSabre | — | — | N/A | — |
| 1965 | Buick | Riviera | — | — | N/A | — |
| 1965 | Buick | Skylark | 3.7L | V6 | N/A | — |
| 1965 | Buick | Skylark | 4.9L | V8 | N/A | — |
| 1965 | Buick | Skylark | 6.6L | V8 | N/A | — |
| 1965 | Pontiac | Tempest | — | — | N/A | Compatible with vehicles equipped with U.S. Emissions for Distributor Ignition Pickup. |
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