Vehicle Guide

1987 Chevrolet Blazer Problems, Reliability & Owner's Guide

Common problems with the 1987 Chevrolet Blazer, reliability ratings, maintenance tips, and owner reviews. Get your complete owner's guide.

Overview

The 1987 Chevrolet Blazer is a compact, body-on-frame SUV built for drivers who want true truck-based capability in a smaller, easier-to-park package than full-size SUVs. Offered in two-door and four-door configurations depending on trim and market, it’s ideal for buyers who need 4WD traction, towing utility, and a classic square-body look. This model year sits in the late run of the first-generation S-10 Blazer era (introduced in the early 1980s), benefiting from years of incremental refinements. In the market, it competed directly with the Ford Bronco II and Jeep Cherokee as an affordable, rugged daily driver and weekend trail rig.

Key Features

1) TRUCK-BASED 4X4 CAPABILITY: A part-time four-wheel-drive system (on 4WD models) with a two-speed transfer case makes the 1987 Blazer a legitimate off-road and snow-duty SUV, not just a soft-roader. 2) ENGINE OPTIONS: Many 1987 Blazers were equipped with Chevrolet’s 2.8L V6, while some configurations could be found with a 4.3L V6 in certain trims/markets. These engines are known for simple, serviceable layouts and broad parts availability today. 3) MULTIPLE TRANSMISSIONS: Depending on configuration, owners could find manual or automatic transmissions, giving buyers a choice between simplicity and convenience. 4) PRACTICAL SIZE AND UTILITY: Compared with full-size Blazers, the S-10-based Blazer is narrower and lighter, making it easier to maneuver while still offering useful cargo space for camping, hunting, and work gear. 5) CLASSIC CHEVY DURABILITY AND AFTERMARKET SUPPORT: The 1987 Chevrolet Blazer benefits from strong aftermarket and repair-part support, which can be a major advantage for restoration, daily driving, or mild upgrades.

Common Issues & Reliability

Searching for 1987 Chevrolet Blazer problems, 1987 Chevrolet Blazer reliability, or 1987 Chevrolet Blazer common issues usually brings up a familiar list. Overall reliability can be solid for its age, but maintenance history matters more than mileage alone. 1) COOLING SYSTEM LEAKS AND OVERHEATING: Aging radiators, hoses, and water pumps are common failure points. Overheating complaints often show up around higher mileage or after long storage, and can lead to head gasket damage if ignored. Watch for coolant smell, temperature spikes at idle, and crusty residue around hose connections. 2) 2.8L V6 OIL LEAKS AND TOP-END WEAR: The 2.8L V6 is often criticized for seepage from valve cover gaskets, intake gaskets, and the rear main seal area, especially as it ages. Some owners report lifter noise or loss of power as mileage climbs, frequently tied to neglected oil changes and worn ignition components. 3) TRANSMISSION SHIFT ISSUES (AUTOMATIC) OR CLUTCH WEAR (MANUAL): Older automatics may develop delayed engagement, slipping on upshifts, or harsh shifts, commonly due to worn internals, old fluid, or vacuum-related control issues. Manual versions can need clutch replacement after decades of use; a high engagement point or chatter on takeoff are typical signs. 4) FRONT END AND STEERING WEAR: A common issue on high-mileage or hard-used trucks is looseness in ball joints, tie rods, idler arm, and steering components, leading to wandering, uneven tire wear, or clunks over bumps. Suspension wear is especially likely on vehicles that have been lifted or run with oversized tires.

Frequently Asked Questions

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