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1GTEC14R8WZ525744
Vehicle Summary
The 1998 GMC Sierra Pickup is a robust 4x2 truck powered by a 5.7L V8 engine from WRN, equipped with multipoint fuel injection. Manufactured by General Motors in Fort Wayne Assembly, Indiana, this two-door, Class 2E vehicle offers a gross vehicle weight rating between 6,001 and 7,000 lbs. Ideal for both work and play, it blends power and practicality seamlessly.
Complete Specifications
Common Issues for This Vehicle
Brake fluid leaks
Hydraulic brake systems are susceptible to leaks, which can lead to a loss of braking power. This could be due to worn brake lines or faulty seals.
Brake pad wear
Over time, brake pads wear down and need to be replaced. Worn brake pads can reduce braking efficiency and cause noise.
Master cylinder failure
The master cylinder is critical for hydraulic brake systems. If it fails, you could experience a spongy brake pedal or complete brake failure.
Warped brake rotors
Excessive heat from braking can cause rotors to warp, leading to pulsation or vibration when braking.
Engine misfires
V8 engines, especially older ones like in a 1998 GMC Sierra, can develop misfires due to ignition system issues, such as faulty spark plugs or ignition coils.
Oil leaks
V8 engines often develop oil leaks over time, commonly from valve covers, oil pan gaskets, or rear main seals.
Cooling system problems
V-shaped engines can have issues with overheating due to coolant leaks, radiator problems, or failing water pumps.
Intake manifold gasket failure
These gaskets can deteriorate over time, leading to coolant or air leaks, which can affect engine performance.
Timing chain wear
With age and mileage, the timing chain can stretch or wear, which can lead to poor engine performance or even severe engine damage if it fails.
Fuel pump failure
The fuel pump can wear out over time, causing fuel delivery issues that lead to poor engine performance or stalling.
Transmission issues
Automatic transmissions in older vehicles can develop problems such as slipping, hard shifts, or complete failure, often due to worn components or lack of maintenance.
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