Buick Recall 05V-157: Electrical system – ignition

Affected: 2004 Buick Rendezvous, 2004 Pontiac Aztek. Filed with NHTSA on April 20, 2005, covering about 34,186 vehicles.

The problem

On certain sport utility vehicles, contamination on ignition relay contacts can cause high resistance. This can affect signals to the powertrain control module and, could cause intermittent vehicle stalls at any time.

The risk

The vehicle cannot be restarted immediately. If this were to occur, it could result in a vehicle crash.

The fix

Dealers will replace the ignition relay free of charge. The recall began on May 4, 2005. Owners May contact Pontiac at 1-800-620-7668 and Buick at 1-866-608-8080.

Recall details

NHTSA campaign05V-157 (05V157000)
Manufacturer number05014
ManufacturerGeneral Motors, LLC
ComponentElectrical system › Ignition
Report dateApril 20, 2005
Owners notifiedMay 4, 2005
Vehicles affected34,186
Initiated byManufacturer

Vehicles covered

Owner complaints about the electrical system

Frequently asked questions

Is the recall 05V-157 repair free?

Yes. Buick dealers will fix the problem at no cost: Dealers will replace the ignition relay free of charge. The recall began on May 4, 2005. Owners May contact Pontiac at 1-800-620-7668 and Buick at 1-866-608-8080.

How do I know if my car is included?

Not every vehicle of the listed model years is affected — the recall covers 34,186 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.