1999 — 2004
4.0L (PowerTech) - Inline-6 Petrol
Petrol
Listen for 'manifold tick' at idle indicating cracked exhaust headers.
Check 42RE transmission for 'flaring' or delayed engagement.
Test dual-zone climate control; failure of blend door actuators is common.
Engage low-range 4WD selector; linkages can stiffen if not used.
Evaluate cooling system hoses and thermostat health.
Thorough inspection of suspension bushings and steering linkages.
Check rear main seal for seepage and engine accessory health.
Straight-six engines appreciate consistent, high-quality oil changes.
Keep coolant fresh to protect the block from internal corrosion.
Monitor transmission fluid for a cherry-red appearance.
Keep differential oil topped up for towing safety.
Ensure air filter is clean for engine efficiency.
Estimated repair costs if issues arise
Budget for manifold repair or stainless upgrade if ticking persists.
Labour-intensive task involving dashboard removal.
Replacing perished rubber significantly improves ride quality.
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Disclaimer: This report is generated with the assistance of AI analysis based on verified automotive data. While we strive for 100% accuracy, enthusiasts should always conduct physical inspections and consult service records. View Full Disclaimer