20 Most Recent 2003 Pontiac Bonneville Questions & Answers

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Growling noise front end of 03 pontiac bonneville wheel bearing right side changed 3 years ago today changed left wheel bearing noise still there

if the brake rotors show signs of blacking, this will cause noise
4/9/2023 1:45:33 AM • 2003 Pontiac... • Answered on Apr 09, 2023
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Blower stopped working on my

It could be a fuse. Fuses under the back seat.
Chances are that it's the blower itself. Pretty typical for our generation of Bonneville. I have a 2005 GXP and replaced the blower at about 75,000 miles. I can't remember the car before that I had to replace a blower... maybe 20 years ago?

Anyway, the blower is under the passenger dash.
Remove the panel under the passenger side dash; I recall two small screws.
There may be a couple wires to unplug from this panel.
The blower motor is located right above the passenger toes.
Unplug the three wire plug.
Remove a small rubber hose. It has one right angle bend. It's about the size and length of a big thumb.
Remove 3 small screws on the fan, and the fan comes out.
zeevert_35.jpgzeevert_36.jpg My new blower
12/28/2022 6:47:34 PM • 2003 Pontiac... • Answered on Dec 28, 2022
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I have a 2003 pontiac bonneville 3.8...not turbo...I'm looking for the blower resister....where is it located?

cab heater blower dead on all speeds, ???? high speed never uses a resistor block, high is full 12vdc to the blower (fast max) fuse 37 and fuse2 not blow or wrong size or blower is dead. the blower is 2 pin 1DC motor, and can be hot wire tested easy in place to see if it is bad. fails this simple test, the controller is not bad. BINGO this car. most modern cars have no such resistor block at all the BCM and CCM climate control module modulates the fan ending blown up resistors forever , (glory on high) did you check fuse first and scan the PCM next/ oops? your car came new with 2 HVAC types full auto and manual controls, so I will now answer for both. Neither has a resistor block, it has blower motor control processor 6 wires. (end block hunts) I will read your SM manaul to you now ok both work the same for blower, now where is it. B for blower, 1 for here it is, the controller processor the manual tells all steps to reach here. RTM"? https://eautorepair.net/Marketing/Default.asp blow-undefined-undefined-0_0.jpg blow2-undefined-undefined-1.jpg blow2-undefined-undefined-2.jpg

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12/28/2022 6:22:14 PM • 2003 Pontiac... • Answered on Dec 28, 2022
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2003 Pontiac Bonneville speedometer, fog light switch, turn signal and A/C stopped working?

For strangeness like that you need a good local auto electrician with a pro grade scan tool computer. It sounds like a BCM (body control module) communication issue. https://www.google.com/search?q=auto+electrician+near+me ..
7/23/2022 8:40:11 PM • 2003 Pontiac... • Answered on Jul 23, 2022
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My wipers stopped working in my 2003 pontiac

chances are a fuse or motor
10/19/2020 1:53:05 AM • 2003 Pontiac... • Answered on Oct 19, 2020
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Will a motor and tranmission from a 2003 bonneville fit 2004 bonneville sorry it is pontiace bonneville 2003 and 2004pontiace

I got this free Pdf manual from reliable-store for free and I don't think Ive visited a mechanic or fixya for help for more than 3-4 times out of the 20 times I fixed the chipper in these 4 years
8/3/2019 6:34:08 AM • 2003 Pontiac... • Answered on Aug 03, 2019
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How do I replace the ear brakes?

Bonneville, LeSabre, Park Avenue 2000-2005

Brake Caliper - Removal & Installation

CAUTION Dust and dirt accumulating on brake parts during normal use may contain asbestos fibers from production or aftermarket brake linings. Breathing excessive concentrations of asbestos fibers can cause serious bodily harm. Exercise care when servicing brake parts. Do not sand or grind brake lining unless equipment used is designed to contain the dust residue. Do not clean brake parts with compressed air or by dry brushing. Cleaning should be done by dampening the brake components with a fine mist of water, then wiping the brake components clean with a dampened cloth. Dispose of cloth and all residue containing asbestos fibers in an impermeable container with the appropriate label. Follow practices prescribed by the Occupational Safety and Health Administration (OSHA) and the Environmental Protection Agency (EPA) for the handling, processing, and disposing of dust or debris that may contain asbestos fibers.
Inspect the fluid level in the brake master cylinder reservoir. If the brake fluid level is midway between the maximum-full point and the minimum allowable level, no brake fluid needs to be removed from the reservoir before proceeding. If the brake fluid level is higher than midway between the maximum-full point and the minimum allowable level, remove brake fluid to the midway point before proceeding.
  1. Raise the vehicle and suitably support.
  2. Remove the tire and wheel assembly.
  3. Pull down on the front park brake cable.
  4. Remove the front park brake cable from the park brake cable connector.
    NOTE When using a large C-clamp to compress a caliper piston into a caliper bore of a caliper equipped with an integral park brake mechanism, do not exceed more than 1 mm (0.039 in.) of piston travel. Exceeding this amount of piston travel will cause damage to the internal adjusting mechanism and/or the integral park brake mechanism.
  5. Install a large C-clamp over the top of the brake caliper housing and against the back of the outboard brake pad. Compress the brake caliper piston into brake caliper bore to allow the piston enough clearance to slide the brake caliper off the brake rotor.
  6. Remove the C-clamp.
    NOTE Be sure to plug the opening in the brake caliper and brake hose to prevent fluid loss and/or contamination.
  7. Remove brake hose to caliper bolt attaching the brake hose to the brake caliper.
  8. Remove the brake hose from the brake caliper.
  9. Remove and discard the two copper brake hose gaskets. These gaskets may be stuck to the brake caliper and/or the brake hose end.
  10. Remove the park brake cable bracket from the brake caliper. Leave the park brake cable attached to the cable bracket.
  11. Disconnect the park brake cable from the park brake lever on the brake caliper.
  12. Remove the lower brake caliper pin bolt.
  13. Rotate the brake caliper up.
  14. Remove the brake caliper from the upper brake caliper pin bolt.
To install:
  1. If reusing the brake caliper retainers, clean the sleeves using denatured alcohol, or equivalent.
  2. Lubricate the brake caliper pin bolts with a thin coat of high temperature silicone lube.
  3. Install the brake caliper to the upper caliper pin bolt.
  4. Rotate the brake caliper down over the brake pads into the brake caliper bracket.
  5. Install the brake caliper pin bolts. Tighten the brake caliper pin bolts to 27 Nm (20 ft. lbs.).
  6. Remove the plugs in the brake hose end.
    NOTE Install NEW copper brake hose gaskets.
  7. Assemble the brake hose bolt and the NEW copper brake hose gaskets to the brake hose.
  8. Install the brake hose to caliper bolt to the brake caliper. Tighten the brake hose to caliper bolt to 44 Nm (33 ft. lbs.).
  9. Connect the park brake cable to the park brake lever on the brake caliper.
  10. Install the park brake cable bracket to the brake caliper. Tighten the park brake cable bracket bolt to 43 Nm (32 ft. lbs.).
  11. Install the front park brake cable to the park brake cable connector.
  12. Bleed the brake system.
  13. With the engine OFF, gradually apply the brake pedal to approximately 2 / 3 of its travel distance.
  14. Slowly release the brake pedal.
  15. Wait 15 seconds, then repeat until a firm brake pedal is obtained. This will properly seat the brake caliper pistons and brake pads.
  16. Install the tire and wheel assembly.
  17. Lower the vehicle.

NOTE The Bosch 2U ABS system cannot increase brake pressure above master cylinder pressure applied by during braking. There is no need to depressurize the system prior to service.
  1. Remove brake fluid from the master cylinder reservoir until the reservoir is approximately 1 / 3 full.
  2. Remove the front wheel. Mark the position of the wheel to the wheel studs, prior to removal, for installation reference.
  3. Install 2 lug nuts to retain the rotor once the caliper is removed.
  4. Using a large C-clamp, bottom the piston in the caliper bore by positioning the C-clamp on the outboard pad and on the round portion of the brake caliper where the piston is housed.
  5. Remove the banjo bolt that fastens the brake hose to the brake caliper. Discard the gaskets.
  6. Cap the brake line to avoid excessive fluid loss or fluid contamination.
  7. Remove the rubber dust boots from the caliper mounting bolt heads (if equipped).
  8. Remove the caliper mounting bolts.
  9. Remove the park brake cable from the caliper.
  10. Remove the caliper from the vehicle.
  11. Remove the brake pads.
To install:
  1. Install the brake pads. Lubricate the slides where the caliper mounts on the steering knuckle with silicone grease.
  2. Install the caliper over the rotor.
  3. Install the caliper mounting bolts. Torque the mounting bolts to 38 ft. lbs. (51 Nm).
  4. Install the park brake cable.
  5. Install the rubber dust boots over the caliper mounting bolt heads (if equipped).

    542f486.jpg
    Fig. Measuring the caliper clearance
  6. Check the clearance between the brake caliper and caliper bracket stops. If the clearance is too tight, check the caliper leading and trailing edges for build up. File down as necessary.
  7. Connect the brake hose to the caliper. Install the brake hose banjo bolt, using new gaskets, and torque to 33 ft. lbs. (45 Nm).
  8. Remove the lug nuts used to secure the rotor.
  9. Install the wheel, aligning the reference marks made during removal, and torque the lug nuts to 100 ft. lbs. (140 Nm).
  10. Refill the master cylinder and bleed the brake system using the recommended procedure.
  11. Road test the vehicle and check for proper braking performance

Hope helps (remember rated this).
2/17/2019 2:09:13 PM • 2003 Pontiac... • Answered on Feb 17, 2019
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2003 bonneville licence plate bulb replacement

No access through trunk. If anyone knows this would be great.
1/20/2019 5:45:41 PM • 2003 Pontiac... • Answered on Jan 20, 2019
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The delay switch on my

Hello TMFarwekk, Free (totally) circuit drawings & TECHNICAL SERVICE bulletins (TSBs) are available online (BBB Industries) at BBB Industries Premium Alternators Starters Power Steering Products Registration is required.. the are real MANUFACTURER documents... When you look... I believe you will find the light delay feature is controlled through the BCM (body control module) Examples can be seen on Rock auto at... 2003 PONTIAC BONNEVILLE 3 8L V6 Body Control Module BCM RockAuto Hope this helps Carnac the Magnificent
2/9/2018 2:32:29 AM • 2003 Pontiac... • Answered on Feb 09, 2018
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How to replace a blower motor on a 2003 pontiac bonneville

Were is the blower motor located in a 04 bonneville and what would I need to replace it
2/5/2018 7:17:39 PM • 2003 Pontiac... • Answered on Feb 05, 2018
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2003 Pontiac Bonneville radio display for station and time suddenly stopped showing display. Is there a fuse for this? I found a used radio exact replacement. Need to know if I need to order it.

Is the dash dimmer switch turned to max.Be careful with the used radio make sure there is no code set; as you will need the dealer to clear it if the pin# is unknown
1/16/2018 11:46:53 PM • 2003 Pontiac... • Answered on Jan 16, 2018
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How do i fix my passenger window in a 2003 pontiac bonneville

Get a can of silicone spray - usually available at Walmart or auto parts store - and using the tube inserted into the nozzle spray a little down each of the window guides. Run the window all the way down and spray a little more. Then try to run the window up and down. It should eventually be able to close all the way.
8/25/2017 8:06:06 AM • 2003 Pontiac... • Answered on Aug 25, 2017
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How dow I reprogram power windows and locks after battery change?

There is no reprogramming for the door modules and sorry you dislike the dealer so much ! I work at a GM dealer ,have for over twenty years . No one knows your GM vehicle better . Your messing with something you have no clue about . The dealer is exactly the place you should be taking it to . Do you know the doors all have computers inside ? door modules , and can set DTC'S .Do you know what they are ? diagnostic trouble codes ! Do you know what serial data communications are ? DTC B1562, B1567, B1572, or B1577 DTC B1582, B1583, B1592, B1593, B1612, B1613, B1622, or B1623 DTC B3142, B3147, B3152, or B3157 DTC B3172, B3177, B3182, B3187, B3192, B3197, B3282, B3287, or B3292 DTC B3377, B3382, B3387, B3392, B3397, B3452, B3457, B3462, B3467, B3472, B3477, B3482, B3517, or B3522 DTC B3527 DTC U1161-U1163 or U1170 The power door lock system consists of the following components: • Driver door lock switch • Passenger door lock switch • Driver door switch assembly (DDSA) • Driver door module (DDM) • Passenger door module (PDM) • Left rear door module (LRDM) • Right rear door module (RRDM) • Driver door lock actuator • Passenger door lock actuator • Left rear door lock actuator • Right rear door lock actuator • Driver door cylinder unlock switch • Class 2 serial data circuit • Power door serial data circuit • DRVMDL Fuse (10 amp) Driver Door Switch Assembly and Driver Door Module logic, Driver Door Module internal driver operation • PASS MDL Fuse (10 amp) Front Passenger Door Module logic and internal driver operation • RRDR MDL Fuse (10 amp) Left Rear Door Module and Right Rear Door Module logic and internal driver operation
8/17/2017 10:31:51 AM • 2003 Pontiac... • Answered on Aug 17, 2017
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As I drive especially if I accelerate hard front wheels seem to sway

It can be a few things wrong here so the best thing for you and the safest for me to say is take it for a m.o.t even if you still have a long m.o.t. left not much money to pay to get this right
7/9/2017 8:35:22 PM • 2003 Pontiac... • Answered on Jul 09, 2017
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Prndl range selector location 03 bonaville

On the top of the transmission.
6/8/2017 9:38:35 PM • 2003 Pontiac... • Answered on Jun 08, 2017
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2003 pontiac bonneville stalling after putting gas in it

maybe check the pump
12/22/2016 12:38:24 AM • 2003 Pontiac... • Answered on Dec 22, 2016
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