I had to replace the intake manifold of the 1996 Ford Explorer at mile number 163400 on March 30, 2007. It was leaking at #1 cylinder. There was a 'ecret warranty' in effect. I beleived for Explorer's 10 years old and younger. Mine was just over the 10 year mark.

- Reading, PA, USA

Knocking noise from engine manifold area. Dealer could not find any noticeable problem. Knocking noise would quiet down after the engine would heat up. Problem got worse over time. Independent mechanic found problem with the exhaust manifold gaskets leaking.

- Santa Clarita, CA, USA

Exhaust manifold gaskets failed.

- Redondo Be, CA, USA

Engine manifold cracked, causing the vehicle to make a loud noise. Dealer says exhaust header needs to be replaced.

- Boynton Beach, FL, USA

Exhaust pipe melted into the bottom panel of the bumper.

- Pt. Pleasant, NJ, USA

Went through an 18 inch puddle, the water came through the manifold and now the engine has ceased.

- Newton, MA, USA