Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

1989 Chevrolet Blazer Reliability ReportCommon Problems, Repair Costs & Expert Verdict

65/ 100
MODERATE RISK

Grade: C

A legendary American utility vehicle that can be incredibly reliable if well-maintained, but age and rust are its greatest enemies.

Full system breakdown + what I would do

Should You Buy the 1989 Chevrolet Blazer?

The 1989 Chevrolet Blazer is an iconic full-size SUV, a testament to rugged simplicity, but its age makes it a 'Proceed with Caution' proposition. While its mechanicals are robust and parts are abundant, inherent weaknesses in rust protection and an aging electrical system demand a meticulous pre-purchase inspection and ongoing owner commitment. This isn't a modern set-it-and-forget-it vehicle; it's a project that rewards an attentive owner.

Biggest Strengths

  • Simple, robust drivetrain (SBC 350, TH700R4)
  • Excellent parts availability and aftermarket support
  • Body-on-frame construction is easy to work on and durable

Top Risk Areas

The systems that break first on the 1989 Chevrolet Blazer. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

1
Rust & Body Integritycritical
2
Electrical Systemmoderate
3
Transmission (TH700R4)major
Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

NHTSA Recalls

4 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.

EXTERIOR LIGHTING

CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

FUEL SYSTEM, GASOLINE

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS APPLICATIONS"). THE CONNECTOR ON THE FUEL FILTER WAS NOT MANUFACTURED TO HONEYWELL'S SPECIFICATION. AS A RESULT, THE O-RING MAY NOT SEAT CORRECTLY ON THE FUEL LINE.

What breaks on the 1989 Chevrolet Blazer?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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Chevrolet Blazer by Year

Compare reliability scores across nearby years of the Chevrolet Blazer. Click any year for its full report.

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Relevant Products for Your 1989 Chevrolet Blazer

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Frequently Asked Questions

Final Step

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