2019 GMC Terrain Ignition Parts

This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor. Read more

16 Camshaft Position Sensor parts are listed for the 2019 GMC Terrain, from HOLSTEIN, PRENCO, GM GENUINE and 7 other brands. GM GENUINE 95530783 carries the "Popular" badge.

In the Economy grade, HOLSTEIN and PRENCO supply 4 parts: the catalog's value-priced group. A representative part number is HOLSTEIN 2CAM0641.

The Standard Replacement section lists 11 options from GM GENUINE, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 4 other brands — built to original-equipment specification. GM GENUINE 95530783 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This table covers the seals at the Camshaft Position Sensor. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: GM GENUINE 12626252.

This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor. Read more

15 Crankshaft Position Sensor parts are listed for the 2019 GMC Terrain, from HOLSTEIN, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 8 other brands. SHEE-MAR SM303 carries the "Popular" badge.

Economy: 6 parts, from HOLSTEIN, SHEE-MAR, DORMAN and 2 other brands. A representative part number is SHEE-MAR SM303.

The Standard Replacement section: 9 options from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, WELLS and 3 other brands. DELPHI SS12172 is listed in this group.

This table covers the Diesel Glow plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

2 Diesel Glow Plug parts for the 2019 GMC Terrain come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.

This group includes GM GENUINE 65G and STANDARD MOTOR PRODUCTS GP128.

This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off. Read more

12 Ignition Coil parts are listed for the 2019 GMC Terrain, from DELPHI, SKP, B&B and 8 other brands. SKP SKUF680 carries the "Popular" badge.

Economy: 4 parts, from SKP, B&B, HOLSTEIN and 1 other brand. A representative part number is SKP SKUF680.

The Premium section lists 2 options from DELPHI — a step above OE specification in materials, tolerances or warranty terms. DELPHI GN10682 is listed in this group.

The Standard Replacement section: 6 options from GM GENUINE, NGK, STANDARD MOTOR PRODUCTS and 3 other brands. GM GENUINE 25202791 is listed in this group.

This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine. Read more

8 Spark Plug parts for the 2019 GMC Terrain come from 4 brands — NGK, CHAMPION, ACDELCO and 1 other brand. The "Popular" part is NGK 94374.

The Double Platinum (lasts up to 3x longer than Copper / Nickel) section lists 1 option from CHAMPION — grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. CHAMPION 7004 is listed in this group.

In the Iridium (lasts up to 4x longer than Copper / Nickel) grade, NGK, ACDELCO, BOSCH and 1 other brand supply 5 parts: grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is NGK 94374.

The Platinum (lasts up to 2x longer than Copper / Nickel) section lists 1 option from NGK — grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. NGK 94372 is listed in this group.

The Ruthenium (maximum durability & ignitability) section lists 1 option from NGK — grouped under the catalog's "Ruthenium (maximum durability & ignitability)" designation — the notes column spells out what sets them apart. NGK 90495 is listed in this group.

This group includes NGK 94374, CHAMPION 7004 and ACDELCO 41125 and the remaining parts above.

This table covers the silicone and rubber boots that insulate the coil-to-plug spark path. Typical signs include a misfire in the rain, carbon tracking on the boot, or a snap when you pop the coil off. Replace boots as a set on a high-mileage engine; one cracked boot will take the coil with it. Read more

STANDARD MOTOR PRODUCTS supplies both parts for the 2019 GMC Terrain.

Economy: 1 part, from STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS 20951.

The Standard Replacement section: 1 option from STANDARD MOTOR PRODUCTS. STANDARD MOTOR PRODUCTS SPP190E is listed in this group.

Part numbers include STANDARD MOTOR PRODUCTS 20951 and STANDARD MOTOR PRODUCTS SPP190E.

This table covers the seals at the Spark Plug Tube. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

2 Spark Plug Tube Seal parts are listed for the 2019 GMC Terrain, from GM GENUINE and MAHLE / CLEVITE. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include GM GENUINE 12613249 and MAHLE / CLEVITE GS34108.