This last week at 121,000 miles, I decided to finally replace my spark plugs for the first time. When I did, I found my ignition coil #4 on cylinder #5 (front-center) dirty and fouled up with brown reddish exhaust residue. Ignition coil #2 on cylinder #4 (front-left) also had a little bit of...

'06 I picked up 2nd hand about 3 years ago is now showing 97K on the clock. Original owner treated her nicely with dealer service at all indicated due dates. Since I've got 'er, I do all but the recalls myself. At the last oil change, while resetting that interval, the MM said something along...

I recently brought my car in to read the codes for the check engine light, Reading P0306 ( Cylinder 6 misfire detected), & P2247 (A/F Snensor Vcent circuit high voltage). I noticed my VTM-4 light came on the same time my check engine light came on, what could be causing my VTM-4 light to come...

I've searched the forums for an answer on changing the rear (near firewall) spark plugs (I think numbered 1-3). I can see the front 3 closest to the radiator/front of truck. I can't even see the back 3. Is there a trick or suggestion on how to best change those? Use a mirror? From underneath...

Hey guys, Soon to be new owner here, just need to find a good truck to purchase. I am currently looking at a 2006 Ridgline RTL with 135,000+ miles on it. I've read the horrors of the #4 cylinder, so was wondering if I'm safe with this truck? The manufacture date is 8/05. From my research...

I'm new to the ROC and new to doing my own RL (or any other vehicle) maintenance. The ROC has been a great reference to get me started so I thought I'd ask for some help. I just changed my plugs (105,000 miles) for the first time. When removing the coil plugs I found one had a moderate amount of...

How do I get at the rear spark plugs? I can barely even see the coil covers back there...