20 Most Recent 2001 Buick LeSabre Limited Questions & Answers

This could be a power problem, frayed wiring.

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repairpal.com > Recalls > Buick There have been 10 Buick LeSabre recalls between 1990 and 2005. Learn if your Buick LeSabre is ... GM Recalls 2000-2001 Models Due to Brake Fluid Leak from the HCU. RepairPal Expert ... Buick LeSabre Problems. 31 · Buick LeSabre ..

Definitively there are some wires hook backwards with the connections. You would need to check very careful te wiring on your cars connectors. However, the installing of a new stereo shouldn't give you all that trouble. I have install a lot of stereos on cars and this is new to me. No't despair, it could all be but a wrong connection.

Hi, You'll need to take it to a repair shop to get it properly diagnosed. It could be a part of the front suspension/steering, the CV axle or other part. GL, TD

A p0420 code is catalytic converter below efficiency. Replace the cat.

DTC P1819 Internal Mode Switch-No Start/Wrong Range DTC P1825 Internal Mode Switch - Invalid Range DTC P1826 Internal Mode Switch C Circuit High Voltage The transmission internal mode switch (IMS) is a sliding contact switch attached to the selector detent inside the transmission side cover. The four inputs to the PCM indicate the position of the transmission range selector. The input voltage level at the PCM is high (B+) when the IMS is open and low when the switch is closed to ground. The four input parameters represented are Signals A, B, C and P (Parity). Refer to Transmission Internal Mode Switch Logic Install a Scan Tool . A professional scan tool ! Turn ON the ignition, with the engine OFF. Important: Before clearing the DTC, use the Scan Tool in order to record the Freeze Frame and Failure Records. Using the Clear Info function erases the Freeze Frame and Failure Records from the PCM. Record the DTC Freeze Frame and Failure Records. Clear the DTC. Select IMS on the Scan Tool . Place the gear select lever in PARK range, then move to NEUTRAL range. Does each range selected match the Scan Tool IMS display? .Replace the lever assembly-manual shaft detent with internal mode switch. Refer to Transmission Overhaul in the 4T65-E Section of the Transmission Unit Repair Manual.

Most trunk locks have a holding mechanism at the bottom edge of the trunk lid. Open lid, look at bottom edge. If you see a plate held in with two screws, remove screws, pry plate down to release lock cylinder.

My Buick did that and I changed the spark plugs and plug wires and it corrected the problem. Hope this works for you. I had a couple of wires that shorted out when you were under power going up a hill. If you change the wires yourself only take one wire off at a time and replace with a new one and you will not get upset because you get the wires in the wrong plugs. Its hard to correct once you take them all off at once.

HArd to diagnose this without a car type and year: Try this link: The SERVICE ENGINE SOON Light On Your Dash Might Just Be Faulty Gas Cap

If you push on and set and nothing happens, the system may not be working properly. You can get an owners manual on Ebay.

sounds like the leveling sensor has quit on you.

Why was the MAF Changed? Was any testing done? Any scan tool data looked at?

Sounds like it could possibly be the upper or lower control arm bushings squeaking. There may possibly be a grease fitting on the control arm bushings, if so, have them greased. In fact get a complete grease job from a qualified mechanic. If the squeak stops then you know what is wrong. Then make sure you keep your care properly greased. Usually every time you change your oil or at least twice yearly.

you vehicle is equipped with daytime running lights, insurance companies actually prefer this as it is easier to see your vehicle by other drivers, it does no harm to the vehicle.

Put your foot on the brake before you try to put the vehicle in gear.

be checking the front end for either something broken or a lose wheel..

check brake pad/disc rotor condition. Check front wheel bearings check CV joints for wear and alignment.