1999 GMC Savana 1500

Introduction:

The 1999 GMC Savana 1500 is a full-size van offered with a variety of engine and transmission options. It is praised for its spacious interior, powerful engines, and towing capabilities. However, the Savana has also faced criticism for its poor fuel economy and reliability issues.

Engine

5.0L V8 LM7

• Intake Manifold Gasket Failure:
  • Description/Symptoms: Coolant or oil leaks, rough idle, decreased engine performance.
  • Solution: Replace intake manifold gaskets.
  • Estimated Cost to Fix: $600 - $900+
  • Recalls: NHTSA Campaign Number 03V032000

5.7L V8 LS1

• Vortec Engine Knock:
  • Description/Symptoms: Knocking or pinging sound from engine, reduced power, increased fuel consumption.
  • Solution: Replace piston rings and/or crankshaft.
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found

6.0L V8 LQ4

• No Issues Found

Transmission

4L60E Automatic

• Transmission Slipping:
  • Description/Symptoms: Difficulty shifting gears, delayed engagement, loss of power.
  • Solution: Overhaul or replace transmission.
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: NHTSA Campaign Number 10V484000

4L80E Automatic

• Overdrive Failure:
  • Description/Symptoms: Overdrive gear not engaging, increased noise or vibration when cruising.
  • Solution: Replace overdrive clutch pack.
  • Estimated Cost to Fix: $800 - $1,200+
  • Recalls: None Found

Suspension

• Front Upper Control Arm Ball Joint Failure:
  • Description/Symptoms: Loose or clunking steering, uneven tire wear, misalignment.
  • Solution: Replace ball joints.
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found
• Leaf Spring Breakage:
  • Description/Symptoms: Sagging or lowered rear end, rough ride, decreased load capacity.
  • Solution: Replace leaf springs.
  • Estimated Cost to Fix: $600 - $1,000+
  • Recalls: None Found

Electrical

• Alternator Failure:
  • Description/Symptoms: Dimming lights, battery not charging, electrical accessories malfunctioning.
  • Solution: Replace alternator.
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found
• Starter Motor Failure:
  • Description/Symptoms: Engine won’t start, solenoid clicking, grinding noise.
  • Solution: Replace starter motor.
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Exterior

• Rear Door Hinge Failure:
  • Description/Symptoms: Difficulty opening and closing rear doors, doors rattling or sagging.
  • Solution: Replace door hinges.
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found
• Rust on Undercarriage:
  • Description/Symptoms: Visible rust on frame, suspension components, and other metal parts.
  • Solution: Preventative maintenance, rust treatment, or replacement of rusted parts.
  • Estimated Cost to Fix: Varies depending on extent of damage.

Interior

• Dashboard Cracking:
  • Description/Symptoms: Cracks or split on dashboard, especially in areas exposed to sunlight.
  • Solution: Install dashboard cover or replace dashboard.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Air Conditioning Vent Failure:
  • Description/Symptoms: Air vents not blowing air properly, stuck or broken.
  • Solution: Repair or replace air vents.
  • Estimated Cost to Fix: $100 - $250+
  • Recalls: None Found

Summary:

The 1999 GMC Savana 1500 is a capable van with powerful engines, but it has faced reliability issues. Some of the more severe problems, such as engine knock and transmission failure, can be costly to repair. Additionally, rust on the undercarriage and dashboard cracking can diminish the vehicle’s appearance and value. Regular maintenance and preventative measures can help extend the lifespan of the Savana, but potential buyers should be aware of its potential issues before purchasing.